Attachment 412881 Details for Bug 218427 – Patch

[patch] Patch

bug-218427-20201101213819.patch (text/plain), 229.78 KB, created by Said Abou-Hallawa on 2020-11-01 21:38:21 PST

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Creator: Said Abou-Hallawa

Created: 2020-11-01 21:38:21 PST

Size: 229.78 KB

patch

obsolete

>Subversion Revision: 269242
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index 89398b11b1e0e98887fd92c6f9e72a08f2f1b8fa..a259a42fa27fe7f728f7748bfab70e901bb0d298 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,294 @@
>+2020-11-01  Said Abou-Hallawa  <said@apple.com>
>+
>+        [GPU Process] Control the life cycle of the platform image by a new class named NativeImage
>+        https://bugs.webkit.org/show_bug.cgi?id=218427
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * Headers.cmake:
>+        * Sources.txt:
>+        * WebCore.xcodeproj/project.pbxproj:
>+        * html/HTMLVideoElement.cpp:
>+        (WebCore::HTMLVideoElement::nativeImageForCurrentTime):
>+        * html/HTMLVideoElement.h:
>+        * html/canvas/CanvasRenderingContext2DBase.cpp:
>+        (WebCore::CanvasRenderingContext2DBase::drawImage):
>+        * page/mac/TextIndicatorWindow.mm:
>+        (-[WebTextIndicatorView initWithFrame:textIndicator:margin:offset:]):
>+        (createContentCrossfadeAnimation):
>+        * platform/graphics/BitmapImage.cpp:
>+        (WebCore::BitmapImage::BitmapImage):
>+        (WebCore::BitmapImage::frameImageAtIndexCacheIfNeeded):
>+        (WebCore::BitmapImage::nativeImage):
>+        (WebCore::BitmapImage::nativeImageForCurrentFrame):
>+        (WebCore::BitmapImage::preTransformedNativeImageForCurrentFrame):
>+        (WebCore::BitmapImage::nativeImageOfSize):
>+        (WebCore::BitmapImage::framesNativeImages):
>+        (WebCore::drawNativeImage):
>+        (WebCore::BitmapImage::draw):
>+        * platform/graphics/BitmapImage.h:
>+        * platform/graphics/ConcreteImageBuffer.h:
>+        * platform/graphics/GraphicsContext.cpp:
>+        (WebCore::GraphicsContext::drawNativeImage):
>+        * platform/graphics/GraphicsContext.h:
>+        (WebCore::GraphicsContext::drawNativeImage):
>+        (WebCore::GraphicsContext::drawPlatformImage):
>+        * platform/graphics/GraphicsContextGLImageExtractor.h:
>+        * platform/graphics/GraphicsContextImpl.h:
>+        * platform/graphics/Icon.h:
>+        * platform/graphics/Image.h:
>+        (WebCore::Image::nativeImage):
>+        (WebCore::Image::nativeImageForCurrentFrame):
>+        (WebCore::Image::preTransformedNativeImageForCurrentFrame):
>+        (WebCore::Image::nativeImageOfSize):
>+        * platform/graphics/ImageBackingStore.h:
>+        * platform/graphics/ImageBuffer.cpp:
>+        (WebCore::ImageBuffer::sinkIntoNativeImage):
>+        * platform/graphics/ImageBuffer.h:
>+        * platform/graphics/ImageBufferBackend.cpp:
>+        (WebCore::ImageBufferBackend::sinkIntoNativeImage):
>+        * platform/graphics/ImageBufferBackend.h:
>+        * platform/graphics/ImageDecoder.h:
>+        * platform/graphics/ImageFrame.cpp:
>+        (WebCore::ImageFrame::clearImage):
>+        (WebCore::ImageFrame::singlePixelSolidColor const):
>+        * platform/graphics/ImageFrame.h:
>+        (WebCore::ImageFrame::nativeImage const):
>+        * platform/graphics/ImageSource.cpp:
>+        (WebCore::ImageSource::ImageSource):
>+        (WebCore::ImageSource::setNativeImage):
>+        (WebCore::ImageSource::cacheMetadataAtIndex):
>+        (WebCore::ImageSource::cachePlatformImageAtIndex):
>+        (WebCore::ImageSource::cachePlatformImageAtIndexAsync):
>+        (WebCore::ImageSource::startAsyncDecodingQueue):
>+        (WebCore::ImageSource::frameAtIndexCacheIfNeeded):
>+        (WebCore::ImageSource::createFrameImageAtIndex):
>+        (WebCore::ImageSource::frameImageAtIndex):
>+        (WebCore::ImageSource::frameImageAtIndexCacheIfNeeded):
>+        (WebCore::ImageSource::cacheNativeImageAtIndex): Deleted.
>+        (WebCore::ImageSource::cacheNativeImageAtIndexAsync): Deleted.
>+        * platform/graphics/ImageSource.h:
>+        (WebCore::ImageSource::create):
>+        * platform/graphics/MediaPlayer.cpp:
>+        (WebCore::MediaPlayer::nativeImageForCurrentTime):
>+        * platform/graphics/MediaPlayer.h:
>+        * platform/graphics/MediaPlayerPrivate.h:
>+        (WebCore::MediaPlayerPrivateInterface::nativeImageForCurrentTime):
>+        * platform/graphics/NativeImage.cpp: Copied from Source/WebCore/platform/graphics/NativeImagePtr.h.
>+        (WebCore::NativeImage::create):
>+        (WebCore::NativeImage::NativeImage):
>+        (WebCore::NativeImage::~NativeImage):
>+        * platform/graphics/NativeImage.h:
>+        (WebCore::NativeImage::renderingResourceIdentifier const):
>+        (WebCore::NativeImage::isNull const):
>+        (WebCore::NativeImage::platformImage):
>+        (WebCore::NativeImage::platformImage const):
>+        (WebCore::NativeImage::size const):
>+        (WebCore::NativeImage::setObserver):
>+        * platform/graphics/PlatformImagePtr.h: Renamed from Source/WebCore/platform/graphics/NativeImagePtr.h.
>+        * platform/graphics/VideoLayerManager.h:
>+        * platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.h:
>+        * platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.mm:
>+        (WebCore::ImageDecoderAVFObjC::createFrameImageAtIndex):
>+        * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h:
>+        * platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm:
>+        (WebCore::MediaPlayerPrivateAVFoundationObjC::updateVideoFullscreenInlineImage):
>+        (WebCore::MediaPlayerPrivateAVFoundationObjC::setVideoFullscreenLayer):
>+        (WebCore::MediaPlayerPrivateAVFoundationObjC::updateLastImage):
>+        (WebCore::MediaPlayerPrivateAVFoundationObjC::paintWithVideoOutput):
>+        (WebCore::MediaPlayerPrivateAVFoundationObjC::nativeImageForCurrentTime):
>+        * platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.h:
>+        * platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.mm:
>+        (WebCore::MediaPlayerPrivateMediaSourceAVFObjC::nativeImageForCurrentTime):
>+        (WebCore::MediaPlayerPrivateMediaSourceAVFObjC::updateLastImage):
>+        (WebCore::MediaPlayerPrivateMediaSourceAVFObjC::paintCurrentFrameInContext):
>+        (WebCore::MediaPlayerPrivateMediaSourceAVFObjC::setVideoFullscreenLayer):
>+        * platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.h:
>+        * platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.mm:
>+        (WebCore::MediaPlayerPrivateMediaStreamAVFObjC::setVideoFullscreenLayer):
>+        (WebCore::MediaPlayerPrivateMediaStreamAVFObjC::updateCurrentFrameImage):
>+        (WebCore::MediaPlayerPrivateMediaStreamAVFObjC::paintCurrentFrameInContext):
>+        * platform/graphics/avfoundation/objc/VideoLayerManagerObjC.h:
>+        * platform/graphics/avfoundation/objc/VideoLayerManagerObjC.mm:
>+        (WebCore::VideoLayerManagerObjC::setVideoFullscreenLayer):
>+        (WebCore::VideoLayerManagerObjC::updateVideoFullscreenInlineImage):
>+        * platform/graphics/ca/GraphicsLayerCA.cpp:
>+        (WebCore::GraphicsLayerCA::updateContentsImage):
>+        * platform/graphics/ca/GraphicsLayerCA.h:
>+        * platform/graphics/cairo/GraphicsContextCairo.cpp:
>+        (WebCore::GraphicsContext::drawPlatformImage):
>+        (WebCore::GraphicsContext::platformDrawNativeImage): Deleted.
>+        * platform/graphics/cairo/GraphicsContextImplCairo.cpp:
>+        (WebCore::GraphicsContextImplCairo::drawNativeImage):
>+        (WebCore::GraphicsContextImplCairo::drawPlatformImage):
>+        (WebCore::GraphicsContextImplCairo::drawPattern):
>+        (WebCore::GraphicsContextImplCairo::clipToImageBuffer):
>+        * platform/graphics/cairo/GraphicsContextImplCairo.h:
>+        * platform/graphics/cairo/ImageBufferCairoSurfaceBackend.cpp:
>+        (WebCore::ImageBufferCairoSurfaceBackend::copyNativeImage const):
>+        (WebCore::ImageBufferCairoSurfaceBackend::cairoSurfaceCoerceToImage const):
>+        * platform/graphics/cairo/ImageBufferCairoSurfaceBackend.h:
>+        * platform/graphics/cairo/NativeImageCairo.cpp:
>+        (WebCore::NativeImage::size):
>+        (WebCore::NativeImage::hasAlpha const):
>+        (WebCore::NativeImage::singlePixelSolidColor const):
>+        (WebCore::NativeImage::clearSubimages):
>+        (WebCore::nativeImageSize): Deleted.
>+        (WebCore::nativeImageHasAlpha): Deleted.
>+        (WebCore::nativeImageSinglePixelSolidColor): Deleted.
>+        (WebCore::drawNativeImage): Deleted.
>+        (WebCore::clearNativeImageSubimages): Deleted.
>+        * platform/graphics/cg/GraphicsContextCG.cpp:
>+        (WebCore::GraphicsContext::drawPlatformImage):
>+        (WebCore::GraphicsContext::drawPattern):
>+        (WebCore::GraphicsContext::clipToImageBuffer):
>+        (WebCore::GraphicsContext::platformDrawNativeImage): Deleted.
>+        * platform/graphics/cg/GraphicsContextGLCG.cpp:
>+        (WebCore::GraphicsContextGLImageExtractor::extractImage):
>+        (WebCore::GraphicsContextGLOpenGL::paintToCanvas):
>+        * platform/graphics/cg/ImageBufferCGBackend.cpp:
>+        (WebCore::createCroppedImageIfNecessary):
>+        (WebCore::createBitmapImageAfterScalingIfNeeded):
>+        (WebCore::ImageBufferCGBackend::copyImage const):
>+        (WebCore::ImageBufferCGBackend::draw):
>+        (WebCore::ImageBufferCGBackend::toCFData const):
>+        * platform/graphics/cg/ImageBufferCGBitmapBackend.cpp:
>+        (WebCore::ImageBufferCGBitmapBackend::copyNativeImage const):
>+        * platform/graphics/cg/ImageBufferCGBitmapBackend.h:
>+        * platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp:
>+        (WebCore::ImageBufferIOSurfaceBackend::copyNativeImage const):
>+        (WebCore::ImageBufferIOSurfaceBackend::sinkIntoNativeImage):
>+        (WebCore::ImageBufferIOSurfaceBackend::drawConsuming):
>+        * platform/graphics/cg/ImageBufferIOSurfaceBackend.h:
>+        * platform/graphics/cg/ImageDecoderCG.cpp:
>+        (WebCore::ImageDecoderCG::createFrameImageAtIndex):
>+        * platform/graphics/cg/ImageDecoderCG.h:
>+        * platform/graphics/cg/NativeImageCG.cpp:
>+        (WebCore::NativeImage::size):
>+        (WebCore::NativeImage::hasAlpha const):
>+        (WebCore::NativeImage::singlePixelSolidColor const):
>+        (WebCore::NativeImage::clearSubimages):
>+        (WebCore::nativeImageSize): Deleted.
>+        (WebCore::nativeImageHasAlpha): Deleted.
>+        (WebCore::nativeImageSinglePixelSolidColor): Deleted.
>+        (WebCore::clearNativeImageSubimages): Deleted.
>+        * platform/graphics/cg/PatternCG.cpp:
>+        (WebCore::Pattern::createPlatformPattern const):
>+        * platform/graphics/coreimage/FilterEffectRendererCoreImage.mm:
>+        (WebCore::FilterEffectRendererCoreImage::imageForSourceGraphic):
>+        * platform/graphics/displaylists/DisplayList.h:
>+        * platform/graphics/displaylists/DisplayListItems.cpp:
>+        (WebCore::DisplayList::Item::sizeInBytes):
>+        (WebCore::DisplayList::DrawNativeImage::DrawNativeImage):
>+        (WebCore::DisplayList::DrawNativeImage::apply const):
>+        (WebCore::DisplayList::operator<<):
>+        (WebCore::DisplayList::DrawPlatformImage::DrawPlatformImage):
>+        (WebCore::DisplayList::DrawPlatformImage::apply const):
>+        * platform/graphics/displaylists/DisplayListItems.h:
>+        (WebCore::DisplayList::DrawNativeImage::create):
>+        (WebCore::DisplayList::DrawNativeImage::renderingResourceIdentifier const):
>+        (WebCore::DisplayList::DrawNativeImage::imageSize const):
>+        (WebCore::DisplayList::DrawNativeImage::options const):
>+        (WebCore::DisplayList::DrawNativeImage::encode const):
>+        (WebCore::DisplayList::DrawNativeImage::decode):
>+        (WebCore::DisplayList::DrawPlatformImage::create):
>+        (WebCore::DisplayList::DrawPlatformImage::source const):
>+        (WebCore::DisplayList::DrawPlatformImage::destinationRect const):
>+        (WebCore::DisplayList::DrawPlatformImage::encode const):
>+        (WebCore::DisplayList::DrawPlatformImage::decode):
>+        (WebCore::DisplayList::Item::encode const):
>+        (WebCore::DisplayList::Item::decode):
>+        * platform/graphics/displaylists/DisplayListRecorder.cpp:
>+        (WebCore::DisplayList::Recorder::drawNativeImage):
>+        (WebCore::DisplayList::Recorder::drawPlatformImage):
>+        * platform/graphics/displaylists/DisplayListRecorder.h:
>+        (WebCore::DisplayList::Recorder::Delegate::lockRemoteNativeImage):
>+        * platform/graphics/gstreamer/ImageDecoderGStreamer.cpp:
>+        (WebCore::ImageDecoderGStreamer::createFrameImageAtIndex):
>+        * platform/graphics/gstreamer/ImageDecoderGStreamer.h:
>+        * platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp:
>+        (WebCore::MediaPlayerPrivateGStreamer::nativeImageForCurrentTime):
>+        * platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.h:
>+        * platform/graphics/ios/IconIOS.mm:
>+        (WebCore::Icon::Icon):
>+        (WebCore::Icon::createIconForImage):
>+        (WebCore::Icon::paint):
>+        * platform/graphics/mac/ImageMac.mm:
>+        (WebCore::BitmapImage::tiffRepresentation):
>+        * platform/graphics/nicosia/NicosiaImageBufferPipe.cpp:
>+        (Nicosia::NicosiaImageBufferPipeSource::handle):
>+        * platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.cpp:
>+        (Nicosia::CairoOperationRecorder::drawNativeImage):
>+        (Nicosia::CairoOperationRecorder::drawPlatformImage):
>+        (Nicosia::CairoOperationRecorder::drawPattern):
>+        (Nicosia::CairoOperationRecorder::clipToImageBuffer):
>+        * platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.h:
>+        * platform/graphics/texmap/BitmapTextureGL.cpp:
>+        (WebCore::BitmapTextureGL::updateContents):
>+        * platform/graphics/texmap/GraphicsLayerTextureMapper.cpp:
>+        (WebCore::GraphicsLayerTextureMapper::GraphicsLayerTextureMapper):
>+        (WebCore::GraphicsLayerTextureMapper::setContentsToImage):
>+        * platform/graphics/texmap/GraphicsLayerTextureMapper.h:
>+        * platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.cpp:
>+        (WebCore::CoordinatedGraphicsLayer::CoordinatedGraphicsLayer):
>+        (WebCore::CoordinatedGraphicsLayer::setContentsToImage):
>+        (WebCore::CoordinatedGraphicsLayer::flushCompositingStateForThisLayerOnly):
>+        * platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.h:
>+        * platform/graphics/win/GraphicsContextDirect2D.cpp:
>+        (WebCore::GraphicsContext::drawPlatformImage):
>+        (WebCore::GraphicsContext::platformDrawNativeImage): Deleted.
>+        * platform/graphics/win/GraphicsContextImplDirect2D.cpp:
>+        (WebCore::GraphicsContextImplDirect2D::drawNativeImage):
>+        (WebCore::GraphicsContextImplDirect2D::drawPlatformImage):
>+        * platform/graphics/win/GraphicsContextImplDirect2D.h:
>+        * platform/graphics/win/ImageBufferDirect2DBackend.cpp:
>+        (WebCore::ImageBufferDirect2DBackend::create):
>+        (WebCore::ImageBufferDirect2DBackend::ImageBufferDirect2DBackend):
>+        (WebCore::ImageBufferDirect2DBackend::copyNativeImage const):
>+        (WebCore::createCroppedImageIfNecessary):
>+        (WebCore::ImageBufferDirect2DBackend::copyImage const):
>+        (WebCore::ImageBufferDirect2DBackend::sinkIntoImage):
>+        (WebCore::ImageBufferDirect2DBackend::compatibleBitmap):
>+        * platform/graphics/win/ImageBufferDirect2DBackend.h:
>+        * platform/graphics/win/ImageCGWin.cpp:
>+        (WebCore::BitmapImage::drawFrameMatchingSourceSize):
>+        * platform/graphics/win/ImageCairoWin.cpp:
>+        (WebCore::BitmapImage::drawFrameMatchingSourceSize):
>+        * platform/graphics/win/ImageDecoderDirect2D.cpp:
>+        (WebCore::ImageDecoderDirect2D::createFrameImageAtIndex):
>+        * platform/graphics/win/ImageDecoderDirect2D.h:
>+        * platform/graphics/win/NativeImageDirect2D.cpp:
>+        (WebCore::NativeImage::size):
>+        (WebCore::NativeImage::hasAlpha const):
>+        (WebCore::NativeImage::singlePixelSolidColor const):
>+        (WebCore::NativeImage::clearSubimages):
>+        (WebCore::nativeImageSize): Deleted.
>+        (WebCore::nativeImageHasAlpha): Deleted.
>+        (WebCore::nativeImageSinglePixelSolidColor): Deleted.
>+        (WebCore::drawNativeImage): Deleted.
>+        (WebCore::clearNativeImageSubimages): Deleted.
>+        * platform/image-decoders/ScalableImageDecoder.cpp:
>+        (WebCore::ScalableImageDecoder::createFrameImageAtIndex):
>+        * platform/image-decoders/ScalableImageDecoder.h:
>+        * platform/image-decoders/cairo/ImageBackingStoreCairo.cpp:
>+        (WebCore::ImageBackingStore::image const):
>+        * platform/mediastream/mac/DisplayCaptureSourceCocoa.cpp:
>+        (WebCore::DisplayCaptureSourceCocoa::emitFrame):
>+        * platform/mediastream/mac/DisplayCaptureSourceCocoa.h:
>+        * platform/mediastream/mac/MockRealtimeVideoSourceMac.mm:
>+        (WebCore::MockRealtimeVideoSourceMac::updateSampleBuffer):
>+        * platform/win/DragImageCGWin.cpp:
>+        (WebCore::createDragImageFromImage):
>+        * rendering/RenderThemeIOS.mm:
>+        (WebCore::RenderThemeIOS::paintSystemPreviewBadge):
>+        * svg/graphics/SVGImage.cpp:
>+        (WebCore::SVGImage::nativeImageForCurrentFrame):
>+        (WebCore::SVGImage::nativeImage):
>+        * svg/graphics/SVGImage.h:
>+        * svg/graphics/SVGImageForContainer.cpp:
>+        (WebCore::SVGImageForContainer::nativeImageForCurrentFrame):
>+        * svg/graphics/SVGImageForContainer.h:
>+
> 2020-11-01  Mason Xiao  <me@masonx.ca>
> 
>         REGRESSION (r252689): box-shadow with inset and negative spread renders incorrectly
>diff --git a/Source/WebKit/ChangeLog b/Source/WebKit/ChangeLog
>index 244035cf9ccd9bf27070b118f870af1934a79f00..0afaa90709d870f24649f0a7342b118dcc5b783e 100644
>--- a/Source/WebKit/ChangeLog
>+++ b/Source/WebKit/ChangeLog
>@@ -1,3 +1,49 @@
>+2020-11-01  Said Abou-Hallawa  <said@apple.com>
>+
>+        [GPU Process] Control the life cycle of the platform image by a new class named NativeImage
>+        https://bugs.webkit.org/show_bug.cgi?id=218427
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * Scripts/webkit/messages.py:
>+        * Shared/API/c/cg/WKImageCG.cpp:
>+        (WKImageCreateFromCGImage):
>+        * Shared/WebCoreArgumentCoders.cpp:
>+        (IPC::encodePlatformImage):
>+        (IPC::decodePlatformImage):
>+        (IPC::encodeOptionalPlatformImage):
>+        (IPC::decodeOptionalPlatformImage):
>+        (IPC::ArgumentCoder<PlatformImagePtr>::encode):
>+        (IPC::ArgumentCoder<PlatformImagePtr>::decode):
>+        (IPC::encodeNativeImage): Deleted.
>+        (IPC::decodeNativeImage): Deleted.
>+        (IPC::encodeOptionalNativeImage): Deleted.
>+        (IPC::decodeOptionalNativeImage): Deleted.
>+        (IPC::ArgumentCoder<NativeImagePtr>::encode): Deleted.
>+        (IPC::ArgumentCoder<NativeImagePtr>::decode): Deleted.
>+        * Shared/WebCoreArgumentCoders.h:
>+        * Shared/cg/ShareableBitmapCG.cpp:
>+        (WebKit::ShareableBitmap::createImage):
>+        * UIProcess/API/glib/IconDatabase.cpp:
>+        (WebKit::IconDatabase::loadIconForPageURL):
>+        (WebKit::IconDatabase::setIconForPageURL):
>+        * UIProcess/API/glib/IconDatabase.h:
>+        * UIProcess/ios/DragDropInteractionState.mm:
>+        (WebKit::uiImageForImage):
>+        * UIProcess/ios/WKContentViewInteraction.mm:
>+        (-[WKContentView _deliverDelayedDropPreviewIfPossible:]):
>+        (uiImageForImage):
>+        (-[WKContentView _handleDropByInsertingImagePlaceholders:session:]):
>+        (-[WKContentView _presentationSnapshotForPreviewItemController:]):
>+        * WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.cpp:
>+        (WebKit::ImageBufferShareableBitmapBackend::copyNativeImage const):
>+        * WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.h:
>+        * WebProcess/GPU/media/MediaPlayerPrivateRemote.cpp:
>+        (WebKit::MediaPlayerPrivateRemote::nativeImageForCurrentTime):
>+        * WebProcess/GPU/media/MediaPlayerPrivateRemote.h:
>+        * WebProcess/Plugins/PluginView.cpp:
>+        (WebKit::isAlmostSolidColor):
>+
> 2020-11-01  Sam Weinig  <weinig@apple.com>
> 
>         Remove remaining alternative preference setting mechanisms from LayoutTests
>diff --git a/Source/WebKitLegacy/mac/ChangeLog b/Source/WebKitLegacy/mac/ChangeLog
>index 9f6f5c075ba9f95494b449199cf8c896cd8bcfb5..8a67d8e23a33d9173d7bad1dc12d5be918a0265c 100644
>--- a/Source/WebKitLegacy/mac/ChangeLog
>+++ b/Source/WebKitLegacy/mac/ChangeLog
>@@ -1,3 +1,17 @@
>+2020-11-01  Said Abou-Hallawa  <said@apple.com>
>+
>+        [GPU Process] Control the life cycle of the platform image by a new class named NativeImage
>+        https://bugs.webkit.org/show_bug.cgi?id=218427
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * DOM/DOM.mm:
>+        (-[DOMNode getPreviewSnapshotImage:andRects:]):
>+        * Misc/WebCache.mm:
>+        (+[WebCache imageForURL:]):
>+        * WebView/WebView.mm:
>+        (-[WebUITextIndicatorData initWithImage:textIndicatorData:scale:]):
>+
> 2020-10-28  Sam Weinig  <weinig@apple.com>
> 
>         [Testing] Remove requirement of adding new SPI for each preference that needs testing
>diff --git a/Source/WebCore/Headers.cmake b/Source/WebCore/Headers.cmake
>index 406e04e9f5501050e8ba7ef11aa41b0bbbbec0c3..76a9dc1cd888e17e8083c73b80006e58c34a59ff 100644
>--- a/Source/WebCore/Headers.cmake
>+++ b/Source/WebCore/Headers.cmake
>@@ -1204,7 +1204,6 @@ set(WebCore_PRIVATE_FRAMEWORK_HEADERS
>     platform/graphics/MediaPlayerPrivate.h
>     platform/graphics/MediaUsageInfo.h
>     platform/graphics/NativeImage.h
>-    platform/graphics/NativeImagePtr.h
>     platform/graphics/OpenGLESShims.h
>     platform/graphics/OpenGLShims.h
>     platform/graphics/Path.h
>@@ -1213,6 +1212,7 @@ set(WebCore_PRIVATE_FRAMEWORK_HEADERS
>     platform/graphics/PlatformDisplay.h
>     platform/graphics/PlatformImageBuffer.h
>     platform/graphics/PlatformImageBufferBackend.h
>+    platform/graphics/PlatformImagePtr.h
>     platform/graphics/PlatformLayer.h
>     platform/graphics/PlatformMediaResourceLoader.h
>     platform/graphics/PlatformTextTrack.h
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index 63771b040587a9485f44608f8c1283ef76c615f9..f7be25a60074b7c42c3b086d55dd61ac0315d2b8 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -1939,6 +1939,7 @@ platform/graphics/LayoutSize.cpp
> platform/graphics/MIMETypeCache.cpp
> platform/graphics/MediaPlayer.cpp
> platform/graphics/NamedImageGeneratedImage.cpp
>+platform/graphics/NativeImage.cpp
> platform/graphics/Path.cpp
> platform/graphics/PathTraversalState.cpp
> platform/graphics/PathUtilities.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index 8657287b9c6c86e33337627449aa5eff17e44a05..9f0c534deebf49625ae6104f874c179de87edf26 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -2157,7 +2157,7 @@
> 		724ED3321A3A8B2300F5F13C /* JSEXTBlendMinMax.h in Headers */ = {isa = PBXBuildFile; fileRef = 724ED3301A3A8B2300F5F13C /* JSEXTBlendMinMax.h */; };
> 		724EE5501DC80D7F00A91FFB /* ActivityState.h in Headers */ = {isa = PBXBuildFile; fileRef = 724EE54E1DC7F25B00A91FFB /* ActivityState.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		724EE5511DC80D8400A91FFB /* ActivityStateChangeObserver.h in Headers */ = {isa = PBXBuildFile; fileRef = 724EE54F1DC7F25B00A91FFB /* ActivityStateChangeObserver.h */; settings = {ATTRIBUTES = (Private, ); }; };
>-		726D56E2253AE28D0002EF90 /* NativeImagePtr.h in Headers */ = {isa = PBXBuildFile; fileRef = 726D56E1253AE0430002EF90 /* NativeImagePtr.h */; settings = {ATTRIBUTES = (Private, ); }; };
>+		726D56E2253AE28D0002EF90 /* PlatformImagePtr.h in Headers */ = {isa = PBXBuildFile; fileRef = 726D56E1253AE0430002EF90 /* PlatformImagePtr.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		726D56E3253AE3660002EF90 /* NativeImage.h in Headers */ = {isa = PBXBuildFile; fileRef = 55A336F61D8209F40022C4C7 /* NativeImage.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		727A7F3A24078B84004D2931 /* ImageBufferIOSurfaceBackend.h in Headers */ = {isa = PBXBuildFile; fileRef = 72BAC3AB23E1E544008D741C /* ImageBufferIOSurfaceBackend.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		7299BC6723D6A53200CC6883 /* AlphaPremultiplication.h in Headers */ = {isa = PBXBuildFile; fileRef = 7299BC6423D686A600CC6883 /* AlphaPremultiplication.h */; settings = {ATTRIBUTES = (Private, ); }; };
>@@ -9936,6 +9936,7 @@
> 		724ED3301A3A8B2300F5F13C /* JSEXTBlendMinMax.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = JSEXTBlendMinMax.h; sourceTree = "<group>"; };
> 		724EE54E1DC7F25B00A91FFB /* ActivityState.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ActivityState.h; sourceTree = "<group>"; };
> 		724EE54F1DC7F25B00A91FFB /* ActivityStateChangeObserver.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ActivityStateChangeObserver.h; sourceTree = "<group>"; };
>+		7252396B254CADC200F5FB15 /* NativeImage.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = NativeImage.cpp; sourceTree = "<group>"; };
> 		7266F0132241BCE200833975 /* SVGPropertyAnimatorFactory.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SVGPropertyAnimatorFactory.h; sourceTree = "<group>"; };
> 		7266F0142241BFB200833975 /* SVGPrimitivePropertyAnimatorImpl.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SVGPrimitivePropertyAnimatorImpl.h; sourceTree = "<group>"; };
> 		7266F0152241C09800833975 /* SVGPrimitivePropertyAnimator.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SVGPrimitivePropertyAnimator.h; sourceTree = "<group>"; };
>@@ -9946,7 +9947,7 @@
> 		7266F0282243120300833975 /* SVGAnimationAdditiveListFunctionImpl.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SVGAnimationAdditiveListFunctionImpl.h; sourceTree = "<group>"; };
> 		7266F029224312B100833975 /* SVGAnimationAdditiveListFunction.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SVGAnimationAdditiveListFunction.h; sourceTree = "<group>"; };
> 		7266F02A2243149B00833975 /* SVGAnimatedPropertyList.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SVGAnimatedPropertyList.h; sourceTree = "<group>"; };
>-		726D56E1253AE0430002EF90 /* NativeImagePtr.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = NativeImagePtr.h; sourceTree = "<group>"; };
>+		726D56E1253AE0430002EF90 /* PlatformImagePtr.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = PlatformImagePtr.h; sourceTree = "<group>"; };
> 		727AFED11A2EA6A0000442E8 /* EXTsRGB.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = EXTsRGB.cpp; sourceTree = "<group>"; };
> 		727AFED21A2EA6A0000442E8 /* EXTsRGB.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = EXTsRGB.h; sourceTree = "<group>"; };
> 		727AFED31A2EA6A0000442E8 /* EXTsRGB.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = EXTsRGB.idl; sourceTree = "<group>"; };
>@@ -26361,8 +26362,8 @@
> 				07B93FF923B92AAA0036F8EA /* MIMETypeCache.h */,
> 				314BE3A41B3103FB00141982 /* NamedImageGeneratedImage.cpp */,
> 				314BE3A51B3103FB00141982 /* NamedImageGeneratedImage.h */,
>+				7252396B254CADC200F5FB15 /* NativeImage.cpp */,
> 				55A336F61D8209F40022C4C7 /* NativeImage.h */,
>-				726D56E1253AE0430002EF90 /* NativeImagePtr.h */,
> 				B27535520B053814002CE64F /* Path.cpp */,
> 				B27535530B053814002CE64F /* Path.h */,
> 				A88DD4880B4629B000C02990 /* PathTraversalState.cpp */,
>@@ -26373,6 +26374,7 @@
> 				A8FA6E5B0E4CFDED00D5CF49 /* Pattern.h */,
> 				72BAC3A623E17328008D741C /* PlatformImageBuffer.h */,
> 				550640AD240756DA00AAE045 /* PlatformImageBufferBackend.h */,
>+				726D56E1253AE0430002EF90 /* PlatformImagePtr.h */,
> 				0562F9601573F88F0031CA16 /* PlatformLayer.h */,
> 				CEEFCD7B19DB33DC003876D7 /* PlatformMediaResourceLoader.h */,
> 				072847E216EBC5B00043CFA4 /* PlatformTextTrack.h */,
>@@ -33384,7 +33386,6 @@
> 				A81872230977D3C0005826D9 /* NamedNodeMap.h in Headers */,
> 				A818721E0977D3C0005826D9 /* NameNodeList.h in Headers */,
> 				726D56E3253AE3660002EF90 /* NativeImage.h in Headers */,
>-				726D56E2253AE28D0002EF90 /* NativeImagePtr.h in Headers */,
> 				83B2D1751B8BCD6A00A02E47 /* NativeNodeFilter.h in Headers */,
> 				E10B9B6C0B747599003ED890 /* NativeXPathNSResolver.h in Headers */,
> 				93CCF0270AF6C52900018E89 /* NavigationAction.h in Headers */,
>@@ -33610,6 +33611,7 @@
> 				A723F77B1484CA4C008C6DBE /* PlatformExportMacros.h in Headers */,
> 				515BE1951D54F5FB00DD7C68 /* PlatformGamepad.h in Headers */,
> 				550640AF2407582D00AAE045 /* PlatformImageBufferBackend.h in Headers */,
>+				726D56E2253AE28D0002EF90 /* PlatformImagePtr.h in Headers */,
> 				935C476809AC4D4300A6AAB4 /* PlatformKeyboardEvent.h in Headers */,
> 				0562F9611573F88F0031CA16 /* PlatformLayer.h in Headers */,
> 				F544F78915CFB2A800AF33A8 /* PlatformLocale.h in Headers */,
>diff --git a/Source/WebCore/html/HTMLVideoElement.cpp b/Source/WebCore/html/HTMLVideoElement.cpp
>index 0e781003917e6fd2a22680376567148789957d85..618cc528af25c6ca0f5d32f8ce10c9d2ef36e76f 100644
>--- a/Source/WebCore/html/HTMLVideoElement.cpp
>+++ b/Source/WebCore/html/HTMLVideoElement.cpp
>@@ -323,7 +323,7 @@ bool HTMLVideoElement::hasAvailableVideoFrame() const
>     return player()->hasVideo() && player()->hasAvailableVideoFrame();
> }
> 
>-NativeImagePtr HTMLVideoElement::nativeImageForCurrentTime()
>+RefPtr<NativeImage> HTMLVideoElement::nativeImageForCurrentTime()
> {
>     if (!player())
>         return nullptr;
>diff --git a/Source/WebCore/html/HTMLVideoElement.h b/Source/WebCore/html/HTMLVideoElement.h
>index a663881afd26bdfe0e0d0d7f19f0a67b35f38e9f..2c1e5d9972c1c876cb933df85ab8b364be013187 100644
>--- a/Source/WebCore/html/HTMLVideoElement.h
>+++ b/Source/WebCore/html/HTMLVideoElement.h
>@@ -75,7 +75,7 @@ public:
>     // Used by canvas to gain raw pixel access
>     void paintCurrentFrameInContext(GraphicsContext&, const FloatRect&);
> 
>-    NativeImagePtr nativeImageForCurrentTime();
>+    RefPtr<NativeImage> nativeImageForCurrentTime();
> 
>     // Used by WebGL to do GPU-GPU textures copy if possible.
>     // See more details at MediaPlayer::copyVideoTextureToPlatformTexture() defined in Source/WebCore/platform/graphics/MediaPlayer.h.
>diff --git a/Source/WebCore/html/canvas/CanvasRenderingContext2DBase.cpp b/Source/WebCore/html/canvas/CanvasRenderingContext2DBase.cpp
>index 6a80b84600e0a2bb055523955fe9cc60a9aec3cb..77e604fd9601e5289837bd2f925905d1e26ae210 100644
>--- a/Source/WebCore/html/canvas/CanvasRenderingContext2DBase.cpp
>+++ b/Source/WebCore/html/canvas/CanvasRenderingContext2DBase.cpp
>@@ -1635,8 +1635,8 @@ ExceptionOr<void> CanvasRenderingContext2DBase::drawImage(HTMLVideoElement& vide
>     checkOrigin(&video);
> 
> #if USE(CG)
>-    if (NativeImagePtr image = video.nativeImageForCurrentTime()) {
>-        c->drawNativeImage(image, FloatSize(video.videoWidth(), video.videoHeight()), dstRect, srcRect);
>+    if (auto image = video.nativeImageForCurrentTime()) {
>+        c->drawNativeImage(*image, FloatSize(video.videoWidth(), video.videoHeight()), dstRect, srcRect);
>         if (rectContainsCanvas(dstRect))
>             didDrawEntireCanvas();
>         else
>diff --git a/Source/WebCore/page/mac/TextIndicatorWindow.mm b/Source/WebCore/page/mac/TextIndicatorWindow.mm
>index 17ba51fe0e6ce71d8c9c58a0b07382f66cefbe08..61f823feb303fead38e1254dfbe109c60e3ad0dd 100644
>--- a/Source/WebCore/page/mac/TextIndicatorWindow.mm
>+++ b/Source/WebCore/page/mac/TextIndicatorWindow.mm
>@@ -161,7 +161,7 @@ static bool indicatorWantsManualAnimation(const TextIndicator& indicator)
> 
>     FloatSize contentsImageLogicalSize = _textIndicator->contentImage()->size();
>     contentsImageLogicalSize.scale(1 / _textIndicator->contentImageScaleFactor());
>-    RetainPtr<CGImageRef> contentsImage;
>+    RefPtr<NativeImage> contentsImage;
>     if (indicatorWantsContentCrossfade(*_textIndicator))
>         contentsImage = _textIndicator->contentImageWithHighlight()->nativeImage();
>     else
>@@ -266,7 +266,7 @@ static RetainPtr<CAKeyframeAnimation> createBounceAnimation(CFTimeInterval durat
> static RetainPtr<CABasicAnimation> createContentCrossfadeAnimation(CFTimeInterval duration, TextIndicator& textIndicator)
> {
>     RetainPtr<CABasicAnimation> crossfadeAnimation = [CABasicAnimation animationWithKeyPath:@"contents"];
>-    RetainPtr<CGImageRef> contentsImage = textIndicator.contentImage()->nativeImage();
>+    RetainPtr<CGImageRef> contentsImage = textIndicator.contentImage()->nativeImage()->platformImage();
>     [crossfadeAnimation setToValue:(__bridge id)contentsImage.get()];
>     [crossfadeAnimation setFillMode:kCAFillModeForwards];
>     [crossfadeAnimation setRemovedOnCompletion:NO];
>diff --git a/Source/WebCore/platform/graphics/BitmapImage.cpp b/Source/WebCore/platform/graphics/BitmapImage.cpp
>index b3b5cf89476604c43d9f4857762e5532783fda17..843f1fe18fc8fb367e226a791443415dedf7b5d5 100644
>--- a/Source/WebCore/platform/graphics/BitmapImage.cpp
>+++ b/Source/WebCore/platform/graphics/BitmapImage.cpp
>@@ -52,7 +52,7 @@ BitmapImage::BitmapImage(ImageObserver* observer)
> {
> }
> 
>-BitmapImage::BitmapImage(NativeImagePtr&& image, ImageObserver* observer)
>+BitmapImage::BitmapImage(RefPtr<NativeImage>&& image, ImageObserver* observer)
>     : Image(observer)
>     , m_source(ImageSource::create(WTFMove(image)))
> {
>@@ -128,7 +128,7 @@ void BitmapImage::setCurrentFrameDecodingStatusIfNecessary(DecodingStatus decodi
>     m_currentFrameDecodingStatus = decodingStatus;
> }
> 
>-NativeImagePtr BitmapImage::frameImageAtIndexCacheIfNeeded(size_t index, SubsamplingLevel subsamplingLevel, const GraphicsContext* targetContext)
>+RefPtr<NativeImage> BitmapImage::frameImageAtIndexCacheIfNeeded(size_t index, SubsamplingLevel subsamplingLevel, const GraphicsContext* targetContext)
> {
>     if (!frameHasFullSizeNativeImageAtIndex(index, subsamplingLevel)) {
>         LOG(Images, "BitmapImage::%s - %p - url: %s [subsamplingLevel was %d, resampling]", __FUNCTION__, this, sourceURL().string().utf8().data(), static_cast<int>(frameSubsamplingLevelAtIndex(index)));
>@@ -142,17 +142,17 @@ NativeImagePtr BitmapImage::frameImageAtIndexCacheIfNeeded(size_t index, Subsamp
>     return m_source->frameImageAtIndexCacheIfNeeded(index, subsamplingLevel);
> }
> 
>-NativeImagePtr BitmapImage::nativeImage(const GraphicsContext* targetContext)
>+RefPtr<NativeImage> BitmapImage::nativeImage(const GraphicsContext* targetContext)
> {
>     return frameImageAtIndexCacheIfNeeded(0, SubsamplingLevel::Default, targetContext);
> }
> 
>-NativeImagePtr BitmapImage::nativeImageForCurrentFrame(const GraphicsContext* targetContext)
>+RefPtr<NativeImage> BitmapImage::nativeImageForCurrentFrame(const GraphicsContext* targetContext)
> {
>     return frameImageAtIndexCacheIfNeeded(m_currentFrame, SubsamplingLevel::Default, targetContext);
> }
> 
>-NativeImagePtr BitmapImage::preTransformedNativeImageForCurrentFrame(bool respectOrientation, const GraphicsContext* targetContext)
>+RefPtr<NativeImage> BitmapImage::preTransformedNativeImageForCurrentFrame(bool respectOrientation, const GraphicsContext* targetContext)
> {
>     auto image = nativeImageForCurrentFrame(targetContext);
> 
>@@ -171,18 +171,18 @@ NativeImagePtr BitmapImage::preTransformedNativeImageForCurrentFrame(bool respec
>     FloatRect destRect(FloatPoint(), correctedSizeFloat);
>     FloatRect sourceRect(FloatPoint(), sourceSize);
> 
>-    buffer->context().drawNativeImage(image, sourceSize, destRect, sourceRect, { orientation });
>+    buffer->context().drawNativeImage(*image, sourceSize, destRect, sourceRect, { orientation });
>     return ImageBuffer::sinkIntoNativeImage(WTFMove(buffer));
> }
> 
> #if USE(CG)
>-NativeImagePtr BitmapImage::nativeImageOfSize(const IntSize& size, const GraphicsContext* targetContext)
>+RefPtr<NativeImage> BitmapImage::nativeImageOfSize(const IntSize& size, const GraphicsContext* targetContext)
> {
>     size_t count = frameCount();
> 
>     for (size_t i = 0; i < count; ++i) {
>         auto image = frameImageAtIndexCacheIfNeeded(i, SubsamplingLevel::Default, targetContext);
>-        if (image && nativeImageSize(image) == size)
>+        if (image && image->size() == size)
>             return image;
>     }
> 
>@@ -190,14 +190,14 @@ NativeImagePtr BitmapImage::nativeImageOfSize(const IntSize& size, const Graphic
>     return frameImageAtIndexCacheIfNeeded(0, SubsamplingLevel::Default, targetContext);
> }
> 
>-Vector<NativeImagePtr> BitmapImage::framesNativeImages()
>+Vector<RefPtr<NativeImage>> BitmapImage::framesNativeImages()
> {
>-    Vector<NativeImagePtr> images;
>+    Vector<RefPtr<NativeImage>> images;
>     size_t count = frameCount();
> 
>     for (size_t i = 0; i < count; ++i) {
>         if (auto image = frameImageAtIndexCacheIfNeeded(i))
>-            images.append(image);
>+            images.append(WTFMove(image));
>     }
> 
>     return images;
>@@ -211,10 +211,10 @@ bool BitmapImage::notSolidColor()
> }
> #endif // ASSERT_ENABLED
> 
>-static inline void drawNativeImage(const NativeImagePtr& image, GraphicsContext& context, const FloatRect& destRect, const FloatRect& srcRect, const IntSize& srcSize, const ImagePaintingOptions& options)
>+static inline void drawNativeImage(NativeImage& image, GraphicsContext& context, const FloatRect& destRect, const FloatRect& srcRect, const IntSize& srcSize, const ImagePaintingOptions& options)
> {
>     // Subsampling may have given us an image that is smaller than size().
>-    IntSize subsampledImageSize = nativeImageSize(image);
>+    IntSize subsampledImageSize = image.size();
>     if (options.orientation().usesWidthAsHeight())
>         subsampledImageSize = subsampledImageSize.transposedSize();
> 
>@@ -246,7 +246,7 @@ ImageDrawResult BitmapImage::draw(GraphicsContext& context, const FloatRect& des
>     m_currentSubsamplingLevel = m_allowSubsampling ? subsamplingLevelForScaleFactor(context, scaleFactorForDrawing) : SubsamplingLevel::Default;
>     LOG(Images, "BitmapImage::%s - %p - url: %s [subsamplingLevel = %d scaleFactorForDrawing = (%.4f, %.4f)]", __FUNCTION__, this, sourceURL().string().utf8().data(), static_cast<int>(m_currentSubsamplingLevel), scaleFactorForDrawing.width(), scaleFactorForDrawing.height());
> 
>-    NativeImagePtr image;
>+    RefPtr<NativeImage> image;
>     if (options.decodingMode() == DecodingMode::Asynchronous) {
>         ASSERT(!canAnimate());
>         ASSERT(!m_currentFrame || m_animationFinished);
>@@ -322,9 +322,9 @@ ImageDrawResult BitmapImage::draw(GraphicsContext& context, const FloatRect& des
>     auto orientation = options.orientation();
>     if (orientation == ImageOrientation::FromImage) {
>         orientation = frameOrientationAtIndex(m_currentFrame);
>-        drawNativeImage(image, context, destRect, srcRect, IntSize(sourceSize(orientation)), { options, orientation });
>+        drawNativeImage(*image, context, destRect, srcRect, IntSize(sourceSize(orientation)), { options, orientation });
>     } else
>-        drawNativeImage(image, context, destRect, srcRect, IntSize(sourceSize(orientation)), options);
>+        drawNativeImage(*image, context, destRect, srcRect, IntSize(sourceSize(orientation)), options);
> 
>     m_currentFrameDecodingStatus = frameDecodingStatusAtIndex(m_currentFrame);
> 
>diff --git a/Source/WebCore/platform/graphics/BitmapImage.h b/Source/WebCore/platform/graphics/BitmapImage.h
>index 4e7348c200027e00156b7c5a1fda34368ac7c123..43181ff99d2594198816dd9566d794917b44ceeb 100644
>--- a/Source/WebCore/platform/graphics/BitmapImage.h
>+++ b/Source/WebCore/platform/graphics/BitmapImage.h
>@@ -53,7 +53,11 @@ class Timer;
> 
> class BitmapImage final : public Image {
> public:
>-    static Ref<BitmapImage> create(NativeImagePtr&& nativeImage, ImageObserver* observer = nullptr)
>+    static Ref<BitmapImage> create(PlatformImagePtr&& platformImage, ImageObserver* observer = nullptr)
>+    {
>+        return adoptRef(*new BitmapImage(NativeImage::create(WTFMove(platformImage)), observer));
>+    }
>+    static Ref<BitmapImage> create(RefPtr<NativeImage>&& nativeImage, ImageObserver* observer = nullptr)
>     {
>         return adoptRef(*new BitmapImage(WTFMove(nativeImage), observer));
>     }
>@@ -135,23 +139,23 @@ public:
> #endif
> #endif
> 
>-    WEBCORE_EXPORT NativeImagePtr nativeImage(const GraphicsContext* = nullptr) override;
>-    NativeImagePtr nativeImageForCurrentFrame(const GraphicsContext* = nullptr) override;
>-    NativeImagePtr preTransformedNativeImageForCurrentFrame(bool respectOrientation, const GraphicsContext* = nullptr) override;
>+    WEBCORE_EXPORT RefPtr<NativeImage> nativeImage(const GraphicsContext* = nullptr) override;
>+    RefPtr<NativeImage> nativeImageForCurrentFrame(const GraphicsContext* = nullptr) override;
>+    RefPtr<NativeImage> preTransformedNativeImageForCurrentFrame(bool respectOrientation, const GraphicsContext* = nullptr) override;
> #if USE(CG)
>-    NativeImagePtr nativeImageOfSize(const IntSize&, const GraphicsContext* = nullptr) override;
>-    Vector<NativeImagePtr> framesNativeImages();
>+    RefPtr<NativeImage> nativeImageOfSize(const IntSize&, const GraphicsContext* = nullptr) override;
>+    Vector<RefPtr<NativeImage>> framesNativeImages();
> #endif
> 
>     void imageFrameAvailableAtIndex(size_t);
>     void decode(Function<void()>&&);
> 
> private:
>-    WEBCORE_EXPORT BitmapImage(NativeImagePtr&&, ImageObserver* = nullptr);
>+    WEBCORE_EXPORT BitmapImage(RefPtr<NativeImage>&&, ImageObserver* = nullptr);
>     WEBCORE_EXPORT BitmapImage(ImageObserver* = nullptr);
> 
>-    NativeImagePtr frameImageAtIndex(size_t index) { return m_source->frameImageAtIndex(index); }
>-    NativeImagePtr frameImageAtIndexCacheIfNeeded(size_t, SubsamplingLevel = SubsamplingLevel::Default, const GraphicsContext* = nullptr);
>+    RefPtr<NativeImage> frameImageAtIndex(size_t index) { return m_source->frameImageAtIndex(index); }
>+    RefPtr<NativeImage> frameImageAtIndexCacheIfNeeded(size_t, SubsamplingLevel = SubsamplingLevel::Default, const GraphicsContext* = nullptr);
> 
>     // Called to invalidate cached data. When |destroyAll| is true, we wipe out
>     // the entire frame buffer cache and tell the image source to destroy
>@@ -198,7 +202,7 @@ private:
> #endif
> 
> #if PLATFORM(COCOA)
>-    RetainPtr<CFDataRef> tiffRepresentation(const Vector<NativeImagePtr>&);
>+    RetainPtr<CFDataRef> tiffRepresentation(const Vector<RefPtr<NativeImage>>&);
> #endif
> 
>     void clearTimer();
>diff --git a/Source/WebCore/platform/graphics/ConcreteImageBuffer.h b/Source/WebCore/platform/graphics/ConcreteImageBuffer.h
>index 8697395fa4c8d0851c7b7790406e61c918fcea50..9e2709dd3b20859fa89c72923c1a9234c3078d2f 100644
>--- a/Source/WebCore/platform/graphics/ConcreteImageBuffer.h
>+++ b/Source/WebCore/platform/graphics/ConcreteImageBuffer.h
>@@ -115,7 +115,7 @@ protected:
>         return m_backend ? m_backend->externalMemoryCost() : 0;
>     }
> 
>-    NativeImagePtr copyNativeImage(BackingStoreCopy copyBehavior = CopyBackingStore) const override
>+    RefPtr<NativeImage> copyNativeImage(BackingStoreCopy copyBehavior = CopyBackingStore) const override
>     {
>         if (auto* backend = ensureBackendCreated()) {
>             const_cast<ConcreteImageBuffer&>(*this).flushDrawingContext();
>@@ -149,7 +149,7 @@ protected:
>         }
>     }
> 
>-    NativeImagePtr sinkIntoNativeImage() override
>+    RefPtr<NativeImage> sinkIntoNativeImage() override
>     {
>         if (auto* backend = ensureBackendCreated()) {
>             flushDrawingContext();
>diff --git a/Source/WebCore/platform/graphics/GraphicsContext.cpp b/Source/WebCore/platform/graphics/GraphicsContext.cpp
>index 1c0089ded0ee7513c18f94d32fa375dee68ff92e..ee76981dceb0f9b7a79a6e30116fa5b530632c2a 100644
>--- a/Source/WebCore/platform/graphics/GraphicsContext.cpp
>+++ b/Source/WebCore/platform/graphics/GraphicsContext.cpp
>@@ -731,17 +731,15 @@ void GraphicsContext::drawBidiText(const FontCascade& font, const TextRun& run,
>     bidiRuns.clear();
> }
> 
>-void GraphicsContext::drawNativeImage(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+void GraphicsContext::drawNativeImage(NativeImage& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>     if (paintingDisabled())
>         return;
> 
>-    if (m_impl) {
>-        m_impl->drawNativeImage(image, imageSize, destRect, srcRect, options);
>+    if (m_impl && m_impl->drawNativeImage(image, imageSize, destRect, srcRect, options))
>         return;
>-    }
> 
>-    platformDrawNativeImage(image, imageSize, destRect, srcRect, options);
>+    drawPlatformImage(image.platformImage(), imageSize, destRect, srcRect, options);
> }
> 
> ImageDrawResult GraphicsContext::drawImage(Image& image, const FloatPoint& destination, const ImagePaintingOptions& imagePaintingOptions)
>diff --git a/Source/WebCore/platform/graphics/GraphicsContext.h b/Source/WebCore/platform/graphics/GraphicsContext.h
>index 0d1ca92d6045eb37a78d3e1897c26f42b9c76f3a..6143300c88b2d7ebcd9edb5c6cf3efa8bf9d3701 100644
>--- a/Source/WebCore/platform/graphics/GraphicsContext.h
>+++ b/Source/WebCore/platform/graphics/GraphicsContext.h
>@@ -379,7 +379,8 @@ public:
> 
>     WEBCORE_EXPORT void strokeRect(const FloatRect&, float lineWidth);
> 
>-    WEBCORE_EXPORT void drawNativeImage(const NativeImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& = { });
>+    WEBCORE_EXPORT void drawNativeImage(NativeImage&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& = { });
>+    WEBCORE_EXPORT void drawPlatformImage(const PlatformImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& = { });
> 
>     WEBCORE_EXPORT ImageDrawResult drawImage(Image&, const FloatPoint& destination, const ImagePaintingOptions& = { ImageOrientation::FromImage });
>     WEBCORE_EXPORT ImageDrawResult drawImage(Image&, const FloatRect& destination, const ImagePaintingOptions& = { ImageOrientation::FromImage });
>@@ -650,8 +651,6 @@ private:
> 
>     void platformFillRoundedRect(const FloatRoundedRect&, const Color&);
> 
>-    void platformDrawNativeImage(const NativeImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&);
>-
>     FloatRect computeLineBoundsAndAntialiasingModeForText(const FloatRect&, bool printing, Color&);
> 
>     float dashedLineCornerWidthForStrokeWidth(float) const;
>diff --git a/Source/WebCore/platform/graphics/GraphicsContextGLImageExtractor.h b/Source/WebCore/platform/graphics/GraphicsContextGLImageExtractor.h
>index bb9b0c9fb1e639d99f9837fe06df0ac70296c972..f4b52ac5a37e6c6ad94dc6a7bca6765be608d7f9 100644
>--- a/Source/WebCore/platform/graphics/GraphicsContextGLImageExtractor.h
>+++ b/Source/WebCore/platform/graphics/GraphicsContextGLImageExtractor.h
>@@ -59,8 +59,8 @@ private:
> #if USE(CAIRO)
>     RefPtr<cairo_surface_t> m_imageSurface;
> #elif USE(CG)
>-    RetainPtr<CGImageRef> m_cgImage;
>-    RetainPtr<CGImageRef> m_decodedImage;
>+    RefPtr<NativeImage> m_cgImage;
>+    RefPtr<NativeImage> m_decodedImage;
>     RetainPtr<CFDataRef> m_pixelData;
>     UniqueArray<uint8_t> m_formalizedRGBA8Data;
> #endif
>diff --git a/Source/WebCore/platform/graphics/GraphicsContextImpl.h b/Source/WebCore/platform/graphics/GraphicsContextImpl.h
>index 3536d2f3b73cd488e98ec2e9fde248f8238c39ce..44d51c9a6817c15f862a198d512296bef9772988 100644
>--- a/Source/WebCore/platform/graphics/GraphicsContextImpl.h
>+++ b/Source/WebCore/platform/graphics/GraphicsContextImpl.h
>@@ -74,7 +74,8 @@ public:
>     virtual ImageDrawResult drawTiledImage(Image&, const FloatRect& destination, const FloatRect& source, const FloatSize& tileScaleFactor, Image::TileRule hRule, Image::TileRule vRule, const ImagePaintingOptions&) = 0;
> 
>     virtual bool drawImageBuffer(ImageBuffer&, const FloatRect& destination, const FloatRect& source, const ImagePaintingOptions&) = 0;
>-    virtual void drawNativeImage(const NativeImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) = 0;
>+    virtual bool drawNativeImage(NativeImage&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) = 0;
>+    virtual void drawPlatformImage(const PlatformImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) = 0;
>     virtual void drawPattern(Image&, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform&, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions&) = 0;
> 
>     virtual void drawRect(const FloatRect&, float borderThickness) = 0;
>diff --git a/Source/WebCore/platform/graphics/Icon.h b/Source/WebCore/platform/graphics/Icon.h
>index b5960ad5ff7c4da56df4f5a4a79add9884136d7d..5c28681d441c90b1ec4e1d190bfd0aaf0f1dccd8 100644
>--- a/Source/WebCore/platform/graphics/Icon.h
>+++ b/Source/WebCore/platform/graphics/Icon.h
>@@ -27,7 +27,7 @@
> #include <wtf/RetainPtr.h>
> 
> #if PLATFORM(IOS_FAMILY)
>-#include "NativeImage.h"
>+#include "PlatformImagePtr.h"
> #include <CoreGraphics/CoreGraphics.h>
> #elif PLATFORM(MAC)
> OBJC_CLASS NSImage;
>@@ -54,7 +54,7 @@ public:
> 
> #if PLATFORM(IOS_FAMILY)
>     // FIXME: Make this work for non-iOS ports and remove the PLATFORM(IOS_FAMILY)-guard.
>-    WEBCORE_EXPORT static RefPtr<Icon> createIconForImage(const NativeImagePtr&);
>+    WEBCORE_EXPORT static RefPtr<Icon> createIconForImage(const PlatformImagePtr&);
> #endif
> 
> #if PLATFORM(MAC)
>@@ -64,7 +64,7 @@ public:
> 
> private:
> #if PLATFORM(IOS_FAMILY)
>-    Icon(const RetainPtr<CGImageRef>&);
>+    Icon(const PlatformImagePtr&);
>     RetainPtr<CGImageRef> m_cgImage;
> #elif PLATFORM(MAC)
>     Icon(NSImage*);
>diff --git a/Source/WebCore/platform/graphics/Image.h b/Source/WebCore/platform/graphics/Image.h
>index 4b9beed8657eeb9fab4d45ccadd108afb0d23fab..436b37d6c8ec6f00f4feb4dd36f4a2923c7f96ea 100644
>--- a/Source/WebCore/platform/graphics/Image.h
>+++ b/Source/WebCore/platform/graphics/Image.h
>@@ -34,7 +34,7 @@
> #include "ImageOrientation.h"
> #include "ImagePaintingOptions.h"
> #include "ImageTypes.h"
>-#include "NativeImagePtr.h"
>+#include "NativeImage.h"
> #include "Timer.h"
> #include <wtf/EnumTraits.h>
> #include <wtf/Optional.h>
>@@ -153,10 +153,10 @@ public:
> 
>     enum TileRule { StretchTile, RoundTile, SpaceTile, RepeatTile };
> 
>-    virtual NativeImagePtr nativeImage(const GraphicsContext* = nullptr) { return nullptr; }
>-    virtual NativeImagePtr nativeImageForCurrentFrame(const GraphicsContext* = nullptr) { return nullptr; }
>-    virtual NativeImagePtr preTransformedNativeImageForCurrentFrame(bool = true, const GraphicsContext* = nullptr) { return nullptr; }
>-    virtual NativeImagePtr nativeImageOfSize(const IntSize&, const GraphicsContext* = nullptr) { return nullptr; }
>+    virtual RefPtr<NativeImage> nativeImage(const GraphicsContext* = nullptr) { return nullptr; }
>+    virtual RefPtr<NativeImage> nativeImageForCurrentFrame(const GraphicsContext* = nullptr) { return nullptr; }
>+    virtual RefPtr<NativeImage> preTransformedNativeImageForCurrentFrame(bool = true, const GraphicsContext* = nullptr) { return nullptr; }
>+    virtual RefPtr<NativeImage> nativeImageOfSize(const IntSize&, const GraphicsContext* = nullptr) { return nullptr; }
> 
>     // Accessors for native image formats.
> 
>diff --git a/Source/WebCore/platform/graphics/ImageBackingStore.h b/Source/WebCore/platform/graphics/ImageBackingStore.h
>index a175dda54a634e9f7838598d0edab0c8628249aa..918bcb3aeb42e43f637422f3b96bf1f81715ab66 100644
>--- a/Source/WebCore/platform/graphics/ImageBackingStore.h
>+++ b/Source/WebCore/platform/graphics/ImageBackingStore.h
>@@ -52,7 +52,7 @@ public:
>         return std::unique_ptr<ImageBackingStore>(new ImageBackingStore(other));
>     }
> 
>-    NativeImagePtr image() const;
>+    PlatformImagePtr image() const;
> 
>     bool setSize(const IntSize& size)
>     {
>diff --git a/Source/WebCore/platform/graphics/ImageBuffer.cpp b/Source/WebCore/platform/graphics/ImageBuffer.cpp
>index e3bbb4263aa0731ff0381995b5de5bd3a5558be1..26ddc9b67ede57e95388cfe9ce0cca65399b0092 100644
>--- a/Source/WebCore/platform/graphics/ImageBuffer.cpp
>+++ b/Source/WebCore/platform/graphics/ImageBuffer.cpp
>@@ -188,7 +188,7 @@ std::unique_ptr<ImageBuffer> ImageBuffer::copyRectToBuffer(const FloatRect& rect
>     return buffer;
> }
> 
>-NativeImagePtr ImageBuffer::sinkIntoNativeImage(std::unique_ptr<ImageBuffer> imageBuffer)
>+RefPtr<NativeImage> ImageBuffer::sinkIntoNativeImage(std::unique_ptr<ImageBuffer> imageBuffer)
> {
>     return imageBuffer->sinkIntoNativeImage();
> }
>diff --git a/Source/WebCore/platform/graphics/ImageBuffer.h b/Source/WebCore/platform/graphics/ImageBuffer.h
>index e736af820a5ced63ae75176a2994232bdadf2a47..90788ee35ff7f1b6c6d875e45bccc594f8f80373 100644
>--- a/Source/WebCore/platform/graphics/ImageBuffer.h
>+++ b/Source/WebCore/platform/graphics/ImageBuffer.h
>@@ -79,7 +79,7 @@ public:
>     virtual size_t memoryCost() const = 0;
>     virtual size_t externalMemoryCost() const = 0;
> 
>-    virtual NativeImagePtr copyNativeImage(BackingStoreCopy = CopyBackingStore) const = 0;
>+    virtual RefPtr<NativeImage> copyNativeImage(BackingStoreCopy = CopyBackingStore) const = 0;
>     virtual RefPtr<Image> copyImage(BackingStoreCopy = CopyBackingStore, PreserveResolution = PreserveResolution::No) const = 0;
> 
>     // Create an image buffer compatible with the context and copy rect from this buffer into this new one.
>@@ -88,7 +88,7 @@ public:
>     virtual void draw(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect = FloatRect(0, 0, -1, -1), const ImagePaintingOptions& = { }) = 0;
>     virtual void drawPattern(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions& = { }) = 0;
> 
>-    static NativeImagePtr sinkIntoNativeImage(std::unique_ptr<ImageBuffer>);
>+    static RefPtr<NativeImage> sinkIntoNativeImage(std::unique_ptr<ImageBuffer>);
> 
>     WEBCORE_EXPORT static RefPtr<Image> sinkIntoImage(std::unique_ptr<ImageBuffer>, PreserveResolution = PreserveResolution::No);
>     static void drawConsuming(std::unique_ptr<ImageBuffer>, GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect = FloatRect(0, 0, -1, -1), const ImagePaintingOptions& = { });
>@@ -111,7 +111,7 @@ public:
> protected:
>     ImageBuffer() = default;
> 
>-    virtual NativeImagePtr sinkIntoNativeImage() = 0;
>+    virtual RefPtr<NativeImage> sinkIntoNativeImage() = 0;
>     virtual RefPtr<Image> sinkIntoImage(PreserveResolution = PreserveResolution::No) = 0;
>     virtual void drawConsuming(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) = 0;
> };
>diff --git a/Source/WebCore/platform/graphics/ImageBufferBackend.cpp b/Source/WebCore/platform/graphics/ImageBufferBackend.cpp
>index 4173a9bf0949ec3d2d67e8017bd70f251f6983a1..f1f367c06a2a0c9d9913c9c9236c19736ede59a2 100644
>--- a/Source/WebCore/platform/graphics/ImageBufferBackend.cpp
>+++ b/Source/WebCore/platform/graphics/ImageBufferBackend.cpp
>@@ -58,7 +58,7 @@ IntSize ImageBufferBackend::calculateBackendSize(const FloatSize& size, float re
>     return backendSize;
> }
> 
>-NativeImagePtr ImageBufferBackend::sinkIntoNativeImage()
>+RefPtr<NativeImage> ImageBufferBackend::sinkIntoNativeImage()
> {
>     return copyNativeImage(DontCopyBackingStore);
> }
>diff --git a/Source/WebCore/platform/graphics/ImageBufferBackend.h b/Source/WebCore/platform/graphics/ImageBufferBackend.h
>index cb5872567f0883b5bd02e0eecb8cefdbe710a8ec..ed3f8b5bcf58e4278567d186fb65c8401627c8fa 100644
>--- a/Source/WebCore/platform/graphics/ImageBufferBackend.h
>+++ b/Source/WebCore/platform/graphics/ImageBufferBackend.h
>@@ -31,7 +31,7 @@
> #include "GraphicsTypesGL.h"
> #include "ImagePaintingOptions.h"
> #include "IntRect.h"
>-#include "NativeImagePtr.h"
>+#include "NativeImage.h"
> #include "PlatformLayer.h"
> #include <wtf/RefPtr.h>
> #include <wtf/Vector.h>
>@@ -77,13 +77,13 @@ public:
>     virtual size_t memoryCost() const { return 4 * m_backendSize.area().unsafeGet(); }
>     virtual size_t externalMemoryCost() const { return 0; }
> 
>-    virtual NativeImagePtr copyNativeImage(BackingStoreCopy) const = 0;
>+    virtual RefPtr<NativeImage> copyNativeImage(BackingStoreCopy) const = 0;
>     virtual RefPtr<Image> copyImage(BackingStoreCopy, PreserveResolution) const = 0;
> 
>     WEBCORE_EXPORT virtual void draw(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) = 0;
>     WEBCORE_EXPORT virtual void drawPattern(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions&) = 0;
> 
>-    WEBCORE_EXPORT virtual NativeImagePtr sinkIntoNativeImage();
>+    WEBCORE_EXPORT virtual RefPtr<NativeImage> sinkIntoNativeImage();
>     WEBCORE_EXPORT virtual RefPtr<Image> sinkIntoImage(PreserveResolution);
>     WEBCORE_EXPORT virtual void drawConsuming(GraphicsContext& destContext, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&);
> 
>diff --git a/Source/WebCore/platform/graphics/ImageDecoder.h b/Source/WebCore/platform/graphics/ImageDecoder.h
>index 7104d07194f38159b33bea6aaed885d709bd9817..e4aa52443575d45da64abb59aeb6912bdda5b7ce 100644
>--- a/Source/WebCore/platform/graphics/ImageDecoder.h
>+++ b/Source/WebCore/platform/graphics/ImageDecoder.h
>@@ -30,7 +30,7 @@
> #include "ImageTypes.h"
> #include "IntPoint.h"
> #include "IntSize.h"
>-#include "NativeImage.h"
>+#include "PlatformImagePtr.h"
> #include <wtf/Optional.h>
> #include <wtf/Seconds.h>
> #include <wtf/text/WTFString.h>
>@@ -74,7 +74,7 @@ public:
>     virtual bool frameAllowSubsamplingAtIndex(size_t) const = 0;
>     virtual unsigned frameBytesAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const = 0;
> 
>-    virtual NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) = 0;
>+    virtual PlatformImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) = 0;
> 
>     virtual void setExpectedContentSize(long long) { }
>     virtual void setData(SharedBuffer&, bool allDataReceived) = 0;
>diff --git a/Source/WebCore/platform/graphics/ImageFrame.cpp b/Source/WebCore/platform/graphics/ImageFrame.cpp
>index 83b78b6ec006fc5477452ffd081527b2dd916184..cc3b6360295ce0c5b9db141504ceca626edba4d1 100644
>--- a/Source/WebCore/platform/graphics/ImageFrame.cpp
>+++ b/Source/WebCore/platform/graphics/ImageFrame.cpp
>@@ -82,7 +82,7 @@ unsigned ImageFrame::clearImage()
> 
>     unsigned frameBytes = this->frameBytes();
> 
>-    clearNativeImageSubimages(m_nativeImage);
>+    m_nativeImage->clearSubimages();
>     m_nativeImage = nullptr;
>     m_decodingOptions = DecodingOptions();
> 
>@@ -121,7 +121,7 @@ Color ImageFrame::singlePixelSolidColor() const
>     if (!hasNativeImage() || m_size != IntSize(1, 1))
>         return Color();
> 
>-    return nativeImageSinglePixelSolidColor(m_nativeImage);
>+    return m_nativeImage->singlePixelSolidColor();
> }
> 
> }
>diff --git a/Source/WebCore/platform/graphics/ImageFrame.h b/Source/WebCore/platform/graphics/ImageFrame.h
>index 54a9c9df33b4d33b1275f9146ff8842e37c00071..aa73ae36389ec2fac421ec35c3e6c671811e7bb3 100644
>--- a/Source/WebCore/platform/graphics/ImageFrame.h
>+++ b/Source/WebCore/platform/graphics/ImageFrame.h
>@@ -63,7 +63,7 @@ public:
>     unsigned frameBytes() const { return hasNativeImage() ? (size().area() * sizeof(uint32_t)).unsafeGet() : 0; }
>     SubsamplingLevel subsamplingLevel() const { return m_subsamplingLevel; }
> 
>-    NativeImagePtr nativeImage() const { return m_nativeImage; }
>+    RefPtr<NativeImage> nativeImage() const { return m_nativeImage; }
> 
>     void setOrientation(ImageOrientation orientation) { m_orientation = orientation; };
>     ImageOrientation orientation() const { return m_orientation; }
>@@ -88,7 +88,7 @@ private:
>     DecodingStatus m_decodingStatus { DecodingStatus::Invalid };
>     IntSize m_size;
> 
>-    NativeImagePtr m_nativeImage;
>+    RefPtr<NativeImage> m_nativeImage;
>     SubsamplingLevel m_subsamplingLevel { SubsamplingLevel::Default };
>     DecodingOptions m_decodingOptions;
> 
>diff --git a/Source/WebCore/platform/graphics/ImageSource.cpp b/Source/WebCore/platform/graphics/ImageSource.cpp
>index f8e2028c3c3b3f616c6a1378a94efdfc4e5b1949..148021ceee455aebb305dff35613ec47433f5530 100644
>--- a/Source/WebCore/platform/graphics/ImageSource.cpp
>+++ b/Source/WebCore/platform/graphics/ImageSource.cpp
>@@ -49,7 +49,7 @@ ImageSource::ImageSource(BitmapImage* image, AlphaOption alphaOption, GammaAndCo
> {
> }
> 
>-ImageSource::ImageSource(NativeImagePtr&& nativeImage)
>+ImageSource::ImageSource(RefPtr<NativeImage>&& nativeImage)
>     : m_runLoop(RunLoop::current())
> {
>     m_frameCount = 1;
>@@ -235,7 +235,7 @@ void ImageSource::growFrames()
>         m_frames.grow(newSize);
> }
> 
>-void ImageSource::setNativeImage(NativeImagePtr&& nativeImage)
>+void ImageSource::setNativeImage(RefPtr<NativeImage>&& nativeImage)
> {
>     ASSERT(m_frames.size() == 1);
>     ImageFrame& frame = m_frames[0];
>@@ -245,8 +245,8 @@ void ImageSource::setNativeImage(NativeImagePtr&& nativeImage)
>     frame.m_nativeImage = WTFMove(nativeImage);
> 
>     frame.m_decodingStatus = DecodingStatus::Complete;
>-    frame.m_size = nativeImageSize(frame.m_nativeImage);
>-    frame.m_hasAlpha = nativeImageHasAlpha(frame.m_nativeImage);
>+    frame.m_size = frame.m_nativeImage->size();
>+    frame.m_hasAlpha = frame.m_nativeImage->hasAlpha();
> }
> 
> void ImageSource::cacheMetadataAtIndex(size_t index, SubsamplingLevel subsamplingLevel, DecodingStatus decodingStatus)
>@@ -267,7 +267,7 @@ void ImageSource::cacheMetadataAtIndex(size_t index, SubsamplingLevel subsamplin
> 
>     if (frame.m_decodingOptions.hasSizeForDrawing()) {
>         ASSERT(frame.hasNativeImage());
>-        frame.m_size = nativeImageSize(frame.nativeImage());
>+        frame.m_size = frame.nativeImage()->size();
>     } else
>         frame.m_size = m_decoder->frameSizeAtIndex(index, subsamplingLevel);
> 
>@@ -279,7 +279,7 @@ void ImageSource::cacheMetadataAtIndex(size_t index, SubsamplingLevel subsamplin
>         frame.m_duration = m_decoder->frameDurationAtIndex(index);
> }
> 
>-void ImageSource::cacheNativeImageAtIndex(NativeImagePtr&& nativeImage, size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions& decodingOptions, DecodingStatus decodingStatus)
>+void ImageSource::cachePlatformImageAtIndex(PlatformImagePtr&& platformImage, size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions& decodingOptions, DecodingStatus decodingStatus)
> {
>     ASSERT(index < m_frames.size());
>     ImageFrame& frame = m_frames[index];
>@@ -293,7 +293,7 @@ void ImageSource::cacheNativeImageAtIndex(NativeImagePtr&& nativeImage, size_t i
>         return;
> 
>     // Move the new image to the cache.
>-    frame.m_nativeImage = WTFMove(nativeImage);
>+    frame.m_nativeImage = NativeImage::create(WTFMove(platformImage));
>     frame.m_decodingOptions = decodingOptions;
>     cacheMetadataAtIndex(index, subsamplingLevel, decodingStatus);
> 
>@@ -301,7 +301,7 @@ void ImageSource::cacheNativeImageAtIndex(NativeImagePtr&& nativeImage, size_t i
>     decodedSizeIncreased(frame.frameBytes());
> }
> 
>-void ImageSource::cacheNativeImageAtIndexAsync(NativeImagePtr&& nativeImage, size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions& decodingOptions, DecodingStatus decodingStatus)
>+void ImageSource::cachePlatformImageAtIndexAsync(PlatformImagePtr&& platformImage, size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions& decodingOptions, DecodingStatus decodingStatus)
> {
>     if (!isDecoderAvailable())
>         return;
>@@ -309,7 +309,7 @@ void ImageSource::cacheNativeImageAtIndexAsync(NativeImagePtr&& nativeImage, siz
>     ASSERT(index < m_frames.size());
> 
>     // Clean the old native image and set a new one
>-    cacheNativeImageAtIndex(WTFMove(nativeImage), index, subsamplingLevel, decodingOptions, decodingStatus);
>+    cachePlatformImageAtIndex(WTFMove(platformImage), index, subsamplingLevel, decodingOptions, decodingStatus);
>     LOG(Images, "ImageSource::%s - %p - url: %s [frame %ld has been cached]", __FUNCTION__, this, sourceURL().string().utf8().data(), index);
> 
>     // Notify the image with the readiness of the new frame NativeImage.
>@@ -362,8 +362,8 @@ void ImageSource::startAsyncDecodingQueue()
>                 startingTime = MonotonicTime::now();
> 
>             // Get the frame NativeImage on the decoding thread.
>-            NativeImagePtr nativeImage = protectedDecoder->createFrameImageAtIndex(frameRequest.index, frameRequest.subsamplingLevel, frameRequest.decodingOptions);
>-            if (nativeImage)
>+            auto platformImage = protectedDecoder->createFrameImageAtIndex(frameRequest.index, frameRequest.subsamplingLevel, frameRequest.decodingOptions);
>+            if (platformImage)
>                 LOG(Images, "ImageSource::%s - %p - url: %s [frame %ld has been decoded]", __FUNCTION__, protectedThis.ptr(), sourceURL.utf8().data(), frameRequest.index);
>             else {
>                 LOG(Images, "ImageSource::%s - %p - url: %s [decoding for frame %ld has failed]", __FUNCTION__, protectedThis.ptr(), sourceURL.utf8().data(), frameRequest.index);
>@@ -375,12 +375,12 @@ void ImageSource::startAsyncDecodingQueue()
>                 sleep(minDecodingDuration - (MonotonicTime::now() - startingTime));
> 
>             // Update the cached frames on the creation thread to avoid updating the MemoryCache from a different thread.
>-            callOnMainThread([protectedThis, protectedDecodingQueue, protectedDecoder, sourceURL = sourceURL.isolatedCopy(), nativeImage = WTFMove(nativeImage), frameRequest] () mutable {
>+            callOnMainThread([protectedThis, protectedDecodingQueue, protectedDecoder, sourceURL = sourceURL.isolatedCopy(), platformImage = WTFMove(platformImage), frameRequest] () mutable {
>                 // The queue may have been closed if after we got the frame NativeImage, stopAsyncDecodingQueue() was called.
>                 if (protectedDecodingQueue.ptr() == protectedThis->m_decodingQueue && protectedDecoder.ptr() == protectedThis->m_decoder) {
>                     ASSERT(protectedThis->m_frameCommitQueue.first() == frameRequest);
>                     protectedThis->m_frameCommitQueue.removeFirst();
>-                    protectedThis->cacheNativeImageAtIndexAsync(WTFMove(nativeImage), frameRequest.index, frameRequest.subsamplingLevel, frameRequest.decodingOptions, frameRequest.decodingStatus);
>+                    protectedThis->cachePlatformImageAtIndexAsync(WTFMove(platformImage), frameRequest.index, frameRequest.subsamplingLevel, frameRequest.decodingOptions, frameRequest.decodingStatus);
>                 } else
>                     LOG(Images, "ImageSource::%s - %p - url: %s [frame %ld will not cached]", __FUNCTION__, protectedThis.ptr(), sourceURL.utf8().data(), frameRequest.index);
>             });
>@@ -454,9 +454,9 @@ const ImageFrame& ImageSource::frameAtIndexCacheIfNeeded(size_t index, ImageFram
>         if (frame.hasFullSizeNativeImage(subsamplingLevel))
>             break;
>         // We have to perform synchronous image decoding in this code.
>-        NativeImagePtr nativeImage = m_decoder->createFrameImageAtIndex(index, subsamplingLevelValue);
>+        auto platformImage = m_decoder->createFrameImageAtIndex(index, subsamplingLevelValue);
>         // Clean the old native image and set a new one.
>-        cacheNativeImageAtIndex(WTFMove(nativeImage), index, subsamplingLevelValue, DecodingOptions(DecodingMode::Synchronous));
>+        cachePlatformImageAtIndex(WTFMove(platformImage), index, subsamplingLevelValue, DecodingOptions(DecodingMode::Synchronous));
>         break;
>     }
> 
>@@ -697,19 +697,21 @@ void ImageSource::setTargetContext(const GraphicsContext* targetContext)
> }
> #endif
> 
>-NativeImagePtr ImageSource::createFrameImageAtIndex(size_t index, SubsamplingLevel subsamplingLevel)
>+RefPtr<NativeImage> ImageSource::createFrameImageAtIndex(size_t index, SubsamplingLevel subsamplingLevel)
> {
>-    return isDecoderAvailable() ? m_decoder->createFrameImageAtIndex(index, subsamplingLevel) : nullptr;
>+    if (!isDecoderAvailable())
>+        return nullptr;
>+    return NativeImage::create(m_decoder->createFrameImageAtIndex(index, subsamplingLevel));
> }
> 
>-NativeImagePtr ImageSource::frameImageAtIndex(size_t index)
>+RefPtr<NativeImage> ImageSource::frameImageAtIndex(size_t index)
> {
>-    return frameMetadataAtIndex<NativeImagePtr>(index, (&ImageFrame::nativeImage));
>+    return frameMetadataAtIndex<RefPtr<NativeImage>>(index, (&ImageFrame::nativeImage));
> }
> 
>-NativeImagePtr ImageSource::frameImageAtIndexCacheIfNeeded(size_t index, SubsamplingLevel subsamplingLevel)
>+RefPtr<NativeImage> ImageSource::frameImageAtIndexCacheIfNeeded(size_t index, SubsamplingLevel subsamplingLevel)
> {
>-    return frameMetadataAtIndexCacheIfNeeded<NativeImagePtr>(index, (&ImageFrame::nativeImage), nullptr, ImageFrame::Caching::MetadataAndImage, subsamplingLevel);
>+    return frameMetadataAtIndexCacheIfNeeded<RefPtr<NativeImage>>(index, (&ImageFrame::nativeImage), nullptr, ImageFrame::Caching::MetadataAndImage, subsamplingLevel);
> }
> 
> void ImageSource::dump(TextStream& ts)
>diff --git a/Source/WebCore/platform/graphics/ImageSource.h b/Source/WebCore/platform/graphics/ImageSource.h
>index d98ec0e7f6e52ce5589edd99b42c7ad63cedf01d..a6f4ab13deefda3652bb933cb2e262a5fcb6032c 100644
>--- a/Source/WebCore/platform/graphics/ImageSource.h
>+++ b/Source/WebCore/platform/graphics/ImageSource.h
>@@ -52,7 +52,7 @@ public:
>         return adoptRef(*new ImageSource(image, alphaOption, gammaAndColorProfileOption));
>     }
> 
>-    static Ref<ImageSource> create(NativeImagePtr&& nativeImage)
>+    static Ref<ImageSource> create(RefPtr<NativeImage>&& nativeImage)
>     {
>         return adoptRef(*new ImageSource(WTFMove(nativeImage)));
>     }
>@@ -125,13 +125,13 @@ public:
> #if USE(DIRECT2D)
>     void setTargetContext(const GraphicsContext*);
> #endif
>-    NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default);
>-    NativeImagePtr frameImageAtIndex(size_t);
>-    NativeImagePtr frameImageAtIndexCacheIfNeeded(size_t, SubsamplingLevel = SubsamplingLevel::Default);
>+    RefPtr<NativeImage> createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default);
>+    RefPtr<NativeImage> frameImageAtIndex(size_t);
>+    RefPtr<NativeImage> frameImageAtIndexCacheIfNeeded(size_t, SubsamplingLevel = SubsamplingLevel::Default);
> 
> private:
>     ImageSource(BitmapImage*, AlphaOption = AlphaOption::Premultiplied, GammaAndColorProfileOption = GammaAndColorProfileOption::Applied);
>-    ImageSource(NativeImagePtr&&);
>+    ImageSource(RefPtr<NativeImage>&&);
> 
>     template<typename T, T (ImageDecoder::*functor)() const>
>     T metadata(const T& defaultValue, Optional<T>* cachedValue = nullptr);
>@@ -152,10 +152,10 @@ private:
>     void decodedSizeReset(unsigned decodedSize);
>     void encodedDataStatusChanged(EncodedDataStatus);
> 
>-    void setNativeImage(NativeImagePtr&&);
>+    void setNativeImage(RefPtr<NativeImage>&&);
>     void cacheMetadataAtIndex(size_t, SubsamplingLevel, DecodingStatus = DecodingStatus::Invalid);
>-    void cacheNativeImageAtIndex(NativeImagePtr&&, size_t, SubsamplingLevel, const DecodingOptions&, DecodingStatus = DecodingStatus::Invalid);
>-    void cacheNativeImageAtIndexAsync(NativeImagePtr&&, size_t, SubsamplingLevel, const DecodingOptions&, DecodingStatus);
>+    void cachePlatformImageAtIndex(PlatformImagePtr&&, size_t, SubsamplingLevel, const DecodingOptions&, DecodingStatus = DecodingStatus::Invalid);
>+    void cachePlatformImageAtIndexAsync(PlatformImagePtr&&, size_t, SubsamplingLevel, const DecodingOptions&, DecodingStatus);
> 
>     struct ImageFrameRequest;
>     static const int BufferSize = 8;
>diff --git a/Source/WebCore/platform/graphics/MediaPlayer.cpp b/Source/WebCore/platform/graphics/MediaPlayer.cpp
>index 7aaa1efb3a5e353616b229bb5a3f270ad5ca10cf..59567d0c39932b0e7b17fb65c72e76dfa7f196b4 100644
>--- a/Source/WebCore/platform/graphics/MediaPlayer.cpp
>+++ b/Source/WebCore/platform/graphics/MediaPlayer.cpp
>@@ -985,7 +985,7 @@ bool MediaPlayer::copyVideoTextureToPlatformTexture(GraphicsContextGLOpenGL* con
>     return m_private->copyVideoTextureToPlatformTexture(context, texture, target, level, internalFormat, format, type, premultiplyAlpha, flipY);
> }
> 
>-NativeImagePtr MediaPlayer::nativeImageForCurrentTime()
>+RefPtr<NativeImage> MediaPlayer::nativeImageForCurrentTime()
> {
>     return m_private->nativeImageForCurrentTime();
> }
>diff --git a/Source/WebCore/platform/graphics/MediaPlayer.h b/Source/WebCore/platform/graphics/MediaPlayer.h
>index 33c1dca88241020f4fd1df62f56f0ace7608f8a8..a0578ae03e707c8556964a536e9ab64a53e85ca5 100644
>--- a/Source/WebCore/platform/graphics/MediaPlayer.h
>+++ b/Source/WebCore/platform/graphics/MediaPlayer.h
>@@ -430,7 +430,7 @@ public:
> 
>     bool copyVideoTextureToPlatformTexture(GraphicsContextGLOpenGL*, PlatformGLObject texture, GCGLenum target, GCGLint level, GCGLenum internalFormat, GCGLenum format, GCGLenum type, bool premultiplyAlpha, bool flipY);
> 
>-    NativeImagePtr nativeImageForCurrentTime();
>+    RefPtr<NativeImage> nativeImageForCurrentTime();
> 
>     using MediaPlayerEnums::NetworkState;
>     NetworkState networkState();
>diff --git a/Source/WebCore/platform/graphics/MediaPlayerPrivate.h b/Source/WebCore/platform/graphics/MediaPlayerPrivate.h
>index c36c2f55558a6f73c6e754379a343114038b0b91..7e90cdddfc8701bbcda72d94ae4db8f0da010dbf 100644
>--- a/Source/WebCore/platform/graphics/MediaPlayerPrivate.h
>+++ b/Source/WebCore/platform/graphics/MediaPlayerPrivate.h
>@@ -161,7 +161,7 @@ public:
> 
>     virtual void paintCurrentFrameInContext(GraphicsContext& c, const FloatRect& r) { paint(c, r); }
>     virtual bool copyVideoTextureToPlatformTexture(GraphicsContextGLOpenGL*, PlatformGLObject, GCGLenum, GCGLint, GCGLenum, GCGLenum, GCGLenum, bool, bool) { return false; }
>-    virtual NativeImagePtr nativeImageForCurrentTime() { return nullptr; }
>+    virtual RefPtr<NativeImage> nativeImageForCurrentTime() { return nullptr; }
> 
>     virtual void setPreload(MediaPlayer::Preload) { }
> 
>diff --git a/Source/WebCore/platform/graphics/NativeImage.cpp b/Source/WebCore/platform/graphics/NativeImage.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..e88e14e4dd840d18f70e19b263339ed9dbb54d74
>--- /dev/null
>+++ b/Source/WebCore/platform/graphics/NativeImage.cpp
>@@ -0,0 +1,49 @@
>+/*
>+ * Copyright (C) 2020 Apple Inc.  All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#include "config.h"
>+#include "NativeImage.h"
>+
>+#include <wtf/NeverDestroyed.h>
>+
>+namespace WebCore {
>+
>+Ref<NativeImage> NativeImage::create(PlatformImagePtr&& platformImage)
>+{
>+    return adoptRef(*new NativeImage(WTFMove(platformImage)));
>+}
>+
>+NativeImage::NativeImage(PlatformImagePtr&& platformImage)
>+    : m_platformImage(WTFMove(platformImage))
>+{
>+}
>+
>+NativeImage::~NativeImage()
>+{
>+    if (m_observer && m_platformImage)
>+        m_observer->nativeImageWillBeDeleted(m_renderingResourceIdentifier);
>+}
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/platform/graphics/NativeImage.h b/Source/WebCore/platform/graphics/NativeImage.h
>index 0334759607f8f20de3124859a6f0f09451e18e5b..327482456e9c35051d68536f4532a20eb20ee835 100644
>--- a/Source/WebCore/platform/graphics/NativeImage.h
>+++ b/Source/WebCore/platform/graphics/NativeImage.h
>@@ -27,16 +27,49 @@
> 
> #pragma once
> 
>-#include "NativeImagePtr.h"
>+#include "IntSize.h"
>+#include "PlatformImagePtr.h"
>+#include "RenderingResourceIdentifier.h"    
>+#include <wtf/RefCounted.h>
> 
> namespace WebCore {
> 
> class Color;
>-class IntSize;
> 
>-WEBCORE_EXPORT IntSize nativeImageSize(const NativeImagePtr&);
>-bool nativeImageHasAlpha(const NativeImagePtr&);
>-Color nativeImageSinglePixelSolidColor(const NativeImagePtr&);
>-void clearNativeImageSubimages(const NativeImagePtr&);
>+class NativeImage : public RefCounted<NativeImage> {
>+public:
>+    class Observer {
>+    public:
>+        virtual ~Observer() = default;
>+        virtual void nativeImageWillBeDeleted(RenderingResourceIdentifier) = 0;
>+    protected:
>+        Observer() = default;
>+    };
> 
>-}
>+    static WEBCORE_EXPORT Ref<NativeImage> create(PlatformImagePtr&&);
>+    static WEBCORE_EXPORT IntSize size(const PlatformImagePtr&);
>+
>+    WEBCORE_EXPORT ~NativeImage();
>+
>+    RenderingResourceIdentifier renderingResourceIdentifier() const { return m_renderingResourceIdentifier; }
>+
>+    bool isNull() const { return !m_platformImage; }
>+    PlatformImagePtr& platformImage() { return m_platformImage; }
>+    const PlatformImagePtr& platformImage() const { return m_platformImage; }
>+
>+    IntSize size() const { return size(m_platformImage); }
>+    bool hasAlpha() const;
>+    Color singlePixelSolidColor() const;
>+
>+    void setObserver(Observer* observer) { m_observer = observer; }
>+    void clearSubimages();
>+    
>+private:
>+    NativeImage(PlatformImagePtr&&);
>+
>+    PlatformImagePtr m_platformImage;
>+    Observer* m_observer { nullptr };
>+    RenderingResourceIdentifier m_renderingResourceIdentifier { RenderingResourceIdentifier::generate() };
>+};
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/platform/graphics/NativeImagePtr.h b/Source/WebCore/platform/graphics/NativeImagePtr.h
>deleted file mode 100644
>index 3d77a898d398736411174f19f7514071d07c9582..0000000000000000000000000000000000000000
>--- a/Source/WebCore/platform/graphics/NativeImagePtr.h
>+++ /dev/null
>@@ -1,49 +0,0 @@
>-/*
>- * Copyright (C) 2020 Apple Inc.  All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#pragma once
>-
>-#if USE(CG)
>-#include <wtf/RetainPtr.h>
>-typedef struct CGImage* CGImageRef;
>-#elif USE(CAIRO)
>-#include "RefPtrCairo.h"
>-#elif USE(WINGDI)
>-#include "SharedBitmap.h"
>-#endif
>-
>-namespace WebCore {
>-
>-#if USE(CG)
>-typedef RetainPtr<CGImageRef> NativeImagePtr;
>-#elif USE(DIRECT2D)
>-typedef COMPtr<ID2D1Bitmap> NativeImagePtr;
>-#elif USE(CAIRO)
>-typedef RefPtr<cairo_surface_t> NativeImagePtr;
>-#elif USE(WINGDI)
>-typedef RefPtr<SharedBitmap> NativeImagePtr;
>-#endif
>-
>-}
>diff --git a/Source/WebCore/platform/graphics/PlatformImagePtr.h b/Source/WebCore/platform/graphics/PlatformImagePtr.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..192d07f944e9e398fcf524fa19ef045911013d10
>--- /dev/null
>+++ b/Source/WebCore/platform/graphics/PlatformImagePtr.h
>@@ -0,0 +1,49 @@
>+/*
>+ * Copyright (C) 2020 Apple Inc.  All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ * 1. Redistributions of source code must retain the above copyright
>+ *    notice, this list of conditions and the following disclaimer.
>+ * 2. Redistributions in binary form must reproduce the above copyright
>+ *    notice, this list of conditions and the following disclaimer in the
>+ *    documentation and/or other materials provided with the distribution.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+#if USE(CG)
>+#include <wtf/RetainPtr.h>
>+typedef struct CGImage* CGImageRef;
>+#elif USE(CAIRO)
>+#include "RefPtrCairo.h"
>+#elif USE(WINGDI)
>+#include "SharedBitmap.h"
>+#endif
>+
>+namespace WebCore {
>+
>+#if USE(CG)
>+using PlatformImagePtr = RetainPtr<CGImageRef>;
>+#elif USE(DIRECT2D)
>+using PlatformImagePtr = COMPtr<ID2D1Bitmap>;
>+#elif USE(CAIRO)
>+using PlatformImagePtr = RefPtr<cairo_surface_t>;
>+#elif USE(WINGDI)
>+using PlatformImagePtr = RefPtr<SharedBitmap>;
>+#endif
>+
>+}
>diff --git a/Source/WebCore/platform/graphics/VideoLayerManager.h b/Source/WebCore/platform/graphics/VideoLayerManager.h
>index 1b07f86f393178f4cf7fe83a81478084ebf22831..ad3c1bb79aedcaae3e797fd8fb2d6aaa86ed33ca 100644
>--- a/Source/WebCore/platform/graphics/VideoLayerManager.h
>+++ b/Source/WebCore/platform/graphics/VideoLayerManager.h
>@@ -44,10 +44,10 @@ public:
> 
> #if ENABLE(VIDEO_PRESENTATION_MODE)
>     virtual PlatformLayer* videoFullscreenLayer() const = 0;
>-    virtual void setVideoFullscreenLayer(PlatformLayer*, WTF::Function<void()>&& completionHandler, NativeImagePtr) = 0;
>+    virtual void setVideoFullscreenLayer(PlatformLayer*, WTF::Function<void()>&& completionHandler, PlatformImagePtr) = 0;
>     virtual FloatRect videoFullscreenFrame() const = 0;
>     virtual void setVideoFullscreenFrame(FloatRect) = 0;
>-    virtual void updateVideoFullscreenInlineImage(NativeImagePtr) = 0;
>+    virtual void updateVideoFullscreenInlineImage(PlatformImagePtr) = 0;
> #endif
> 
>     virtual bool requiresTextTrackRepresentation() const = 0;
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.h b/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.h
>index 8a5f5870a353573d869766939154d97b722cfc30..fb3bfcdc2be1e781664a2419493e95ba53787eea 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.h
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.h
>@@ -82,7 +82,7 @@ public:
>     bool frameAllowSubsamplingAtIndex(size_t) const final;
>     unsigned frameBytesAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const final;
> 
>-    NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
>+    PlatformImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
> 
>     void setExpectedContentSize(long long) final;
>     void setData(SharedBuffer&, bool allDataReceived) final;
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.mm b/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.mm
>index 25bf159de44534916f90abd0753a11556ac512b7..8cdfc71b64503de33316359cd339dd0d3484b159 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.mm
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/ImageDecoderAVFObjC.mm
>@@ -567,7 +567,7 @@ unsigned ImageDecoderAVFObjC::frameBytesAtIndex(size_t index, SubsamplingLevel s
>     return (frameSize.area() * 4).unsafeGet();
> }
> 
>-NativeImagePtr ImageDecoderAVFObjC::createFrameImageAtIndex(size_t index, SubsamplingLevel, const DecodingOptions&)
>+PlatformImagePtr ImageDecoderAVFObjC::createFrameImageAtIndex(size_t index, SubsamplingLevel, const DecodingOptions&)
> {
>     LockHolder holder { m_sampleGeneratorLock };
> 
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h
>index 6a6fd7183ae89d38582b611dd7016a53ae9c1ea6..26b3d78fe1b0ce6d476d2a5e73875e390e3ede83 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.h
>@@ -252,7 +252,7 @@ private:
>     bool updateLastPixelBuffer();
>     bool videoOutputHasAvailableFrame();
>     void paintWithVideoOutput(GraphicsContext&, const FloatRect&);
>-    NativeImagePtr nativeImageForCurrentTime() final;
>+    RefPtr<NativeImage> nativeImageForCurrentTime() final;
>     void waitForVideoOutputMediaDataWillChange();
> 
>     bool copyVideoTextureToPlatformTexture(GraphicsContextGLOpenGL*, PlatformGLObject, GCGLenum target, GCGLint level, GCGLenum internalFormat, GCGLenum format, GCGLenum type, bool premultiplyAlpha, bool flipY) final;
>@@ -343,7 +343,7 @@ private:
>     RetainPtr<AVPlayerItemVideoOutput> m_videoOutput;
>     RetainPtr<WebCoreAVFPullDelegate> m_videoOutputDelegate;
>     RetainPtr<CVPixelBufferRef> m_lastPixelBuffer;
>-    RetainPtr<CGImageRef> m_lastImage;
>+    RefPtr<NativeImage> m_lastImage;
>     std::unique_ptr<ImageRotationSessionVT> m_imageRotationSession;
>     std::unique_ptr<VideoTextureCopierCV> m_videoTextureCopier;
>     std::unique_ptr<PixelBufferConformerCV> m_pixelBufferConformer;
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm
>index f2948816edde79e78a1931d5bc6d3eceeb5d847f..3abba92e509a214049d50416d652401c4618799f 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateAVFoundationObjC.mm
>@@ -1127,7 +1127,7 @@ PlatformLayer* MediaPlayerPrivateAVFoundationObjC::platformLayer() const
> void MediaPlayerPrivateAVFoundationObjC::updateVideoFullscreenInlineImage()
> {
>     updateLastImage(UpdateType::UpdateSynchronously);
>-    m_videoLayerManager->updateVideoFullscreenInlineImage(m_lastImage);
>+    m_videoLayerManager->updateVideoFullscreenInlineImage(m_lastImage ? m_lastImage->platformImage() : nullptr);
> }
> 
> RetainPtr<PlatformLayer> MediaPlayerPrivateAVFoundationObjC::createVideoFullscreenLayer()
>@@ -1139,7 +1139,7 @@ void MediaPlayerPrivateAVFoundationObjC::setVideoFullscreenLayer(PlatformLayer*
> {
>     if (videoFullscreenLayer)
>         updateLastImage(UpdateType::UpdateSynchronously);
>-    m_videoLayerManager->setVideoFullscreenLayer(videoFullscreenLayer, WTFMove(completionHandler), m_lastImage);
>+    m_videoLayerManager->setVideoFullscreenLayer(videoFullscreenLayer, WTFMove(completionHandler), m_lastImage ? m_lastImage->platformImage() : nullptr);
>     updateDisableExternalPlayback();
> }
> 
>@@ -2293,7 +2293,7 @@ void MediaPlayerPrivateAVFoundationObjC::updateLastImage(UpdateType type)
> 
>     MonotonicTime start = MonotonicTime::now();
> 
>-    m_lastImage = m_pixelBufferConformer->createImageFromPixelBuffer(m_lastPixelBuffer.get());
>+    m_lastImage = NativeImage::create(m_pixelBufferConformer->createImageFromPixelBuffer(m_lastPixelBuffer.get()));
> 
>     INFO_LOG(LOGIDENTIFIER, "creating buffer took ", (MonotonicTime::now() - start).seconds());
> }
>@@ -2314,8 +2314,8 @@ void MediaPlayerPrivateAVFoundationObjC::paintWithVideoOutput(GraphicsContext& c
> 
>     INFO_LOG(LOGIDENTIFIER);
> 
>-    FloatRect imageRect(0, 0, CGImageGetWidth(m_lastImage.get()), CGImageGetHeight(m_lastImage.get()));
>-    context.drawNativeImage(m_lastImage.get(), imageRect.size(), outputRect, imageRect);
>+    FloatRect imageRect({ 0, 0 }, m_lastImage->size());
>+    context.drawNativeImage(*m_lastImage, imageRect.size(), outputRect, imageRect);
> 
>     // If we have created an AVAssetImageGenerator in the past due to m_videoOutput not having an available
>     // video frame, destroy it now that it is no longer needed.
>@@ -2341,7 +2341,7 @@ bool MediaPlayerPrivateAVFoundationObjC::copyVideoTextureToPlatformTexture(Graph
>     return m_videoTextureCopier->copyImageToPlatformTexture(m_lastPixelBuffer.get(), width, height, outputTexture, outputTarget, level, internalFormat, format, type, premultiplyAlpha, flipY);
> }
> 
>-NativeImagePtr MediaPlayerPrivateAVFoundationObjC::nativeImageForCurrentTime()
>+RefPtr<NativeImage> MediaPlayerPrivateAVFoundationObjC::nativeImageForCurrentTime()
> {
>     updateLastImage();
>     return m_lastImage;
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.h b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.h
>index e7bf7a767330a6727f06321614de1b0a3807f9ab..a0af9b874cae82abd3f80910f6ba29d9e394b507 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.h
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.h
>@@ -215,7 +215,7 @@ private:
> 
>     bool didLoadingProgress() const override;
> 
>-    NativeImagePtr nativeImageForCurrentTime() override;
>+    RefPtr<NativeImage> nativeImageForCurrentTime() override;
>     bool updateLastPixelBuffer();
>     bool updateLastImage();
>     void paint(GraphicsContext&, const FloatRect&) override;
>@@ -301,7 +301,7 @@ private:
>     RetainPtr<id> m_performTaskObserver;
>     RetainPtr<AVStreamSession> m_streamSession;
>     RetainPtr<CVPixelBufferRef> m_lastPixelBuffer;
>-    RetainPtr<CGImageRef> m_lastImage;
>+    RefPtr<NativeImage> m_lastImage;
>     std::unique_ptr<PixelBufferConformerCV> m_rgbConformer;
>     RefPtr<WebCoreDecompressionSession> m_decompressionSession;
>     Deque<RetainPtr<id>> m_sizeChangeObservers;
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.mm b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.mm
>index 925bf4e1f90b54c42866c2658059c611acc1bb0e..8bc48fa3e324525675d9e8c88df9f3ac17440889 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.mm
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaSourceAVFObjC.mm
>@@ -564,10 +564,10 @@ bool MediaPlayerPrivateMediaSourceAVFObjC::didLoadingProgress() const
>     return loadingProgressed;
> }
> 
>-NativeImagePtr MediaPlayerPrivateMediaSourceAVFObjC::nativeImageForCurrentTime()
>+RefPtr<NativeImage> MediaPlayerPrivateMediaSourceAVFObjC::nativeImageForCurrentTime()
> {
>     updateLastImage();
>-    return m_lastImage.get();
>+    return m_lastImage;
> }
> 
> bool MediaPlayerPrivateMediaSourceAVFObjC::updateLastPixelBuffer()
>@@ -607,7 +607,7 @@ bool MediaPlayerPrivateMediaSourceAVFObjC::updateLastImage()
>         m_rgbConformer = makeUnique<PixelBufferConformerCV>((__bridge CFDictionaryRef)attributes);
>     }
> 
>-    m_lastImage = m_rgbConformer->createImageFromPixelBuffer(m_lastPixelBuffer.get());
>+    m_lastImage = NativeImage::create(m_rgbConformer->createImageFromPixelBuffer(m_lastPixelBuffer.get()));
>     return true;
> }
> 
>@@ -626,8 +626,8 @@ void MediaPlayerPrivateMediaSourceAVFObjC::paintCurrentFrameInContext(GraphicsCo
>         return;
> 
>     GraphicsContextStateSaver stateSaver(context);
>-    FloatRect imageRect(0, 0, CGImageGetWidth(image.get()), CGImageGetHeight(image.get()));
>-    context.drawNativeImage(image, imageRect.size(), outputRect, imageRect);
>+    FloatRect imageRect({ 0, 0 }, image->size());
>+    context.drawNativeImage(*image, imageRect.size(), outputRect, imageRect);
> }
> 
> bool MediaPlayerPrivateMediaSourceAVFObjC::copyVideoTextureToPlatformTexture(GraphicsContextGLOpenGL* context, PlatformGLObject outputTexture, GCGLenum outputTarget, GCGLint level, GCGLenum internalFormat, GCGLenum format, GCGLenum type, bool premultiplyAlpha, bool flipY)
>@@ -1219,7 +1219,7 @@ RetainPtr<PlatformLayer> MediaPlayerPrivateMediaSourceAVFObjC::createVideoFullsc
> void MediaPlayerPrivateMediaSourceAVFObjC::setVideoFullscreenLayer(PlatformLayer *videoFullscreenLayer, WTF::Function<void()>&& completionHandler)
> {
>     updateLastImage();
>-    m_videoLayerManager->setVideoFullscreenLayer(videoFullscreenLayer, WTFMove(completionHandler), m_lastImage);
>+    m_videoLayerManager->setVideoFullscreenLayer(videoFullscreenLayer, WTFMove(completionHandler), m_lastImage ? m_lastImage->platformImage() : nullptr);
> }
> 
> void MediaPlayerPrivateMediaSourceAVFObjC::setVideoFullscreenFrame(FloatRect frame)
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.h b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.h
>index 088f1d92c97f3925bf9a9bc0b2379d350bdbbca9..878096adbd6e25d43186beeb0badf468f86ce4c9 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.h
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.h
>@@ -232,7 +232,7 @@ private:
>         CurrentFramePainter() = default;
>         void reset();
> 
>-        RetainPtr<CGImageRef> cgImage;
>+        RefPtr<NativeImage> cgImage;
>         RefPtr<MediaSample> mediaSample;
>         std::unique_ptr<PixelBufferConformerCV> pixelBufferConformer;
>     };
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.mm b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.mm
>index 989fb89da2ab38d1f1c17d5afd1ca82260227cb4..9a536db92b2e042d87814a9eeaaa93eec83898bf 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.mm
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/MediaPlayerPrivateMediaStreamAVFObjC.mm
>@@ -762,7 +762,7 @@ RetainPtr<PlatformLayer> MediaPlayerPrivateMediaStreamAVFObjC::createVideoFullsc
> void MediaPlayerPrivateMediaStreamAVFObjC::setVideoFullscreenLayer(PlatformLayer* videoFullscreenLayer, WTF::Function<void()>&& completionHandler)
> {
>     updateCurrentFrameImage();
>-    m_videoLayerManager->setVideoFullscreenLayer(videoFullscreenLayer, WTFMove(completionHandler), m_imagePainter.cgImage);
>+    m_videoLayerManager->setVideoFullscreenLayer(videoFullscreenLayer, WTFMove(completionHandler), m_imagePainter.cgImage ? m_imagePainter.cgImage->platformImage() : nullptr);
> }
> 
> void MediaPlayerPrivateMediaStreamAVFObjC::setVideoFullscreenFrame(FloatRect frame)
>@@ -955,7 +955,7 @@ void MediaPlayerPrivateMediaStreamAVFObjC::updateCurrentFrameImage()
>         return;
> 
>     auto pixelBuffer = static_cast<CVPixelBufferRef>(CMSampleBufferGetImageBuffer(m_imagePainter.mediaSample->platformSample().sample.cmSampleBuffer));
>-    m_imagePainter.cgImage = m_imagePainter.pixelBufferConformer->createImageFromPixelBuffer(pixelBuffer);
>+    m_imagePainter.cgImage = NativeImage::create(m_imagePainter.pixelBufferConformer->createImageFromPixelBuffer(pixelBuffer));
> }
> 
> void MediaPlayerPrivateMediaStreamAVFObjC::paintCurrentFrameInContext(GraphicsContext& context, const FloatRect& destRect)
>@@ -975,14 +975,14 @@ void MediaPlayerPrivateMediaStreamAVFObjC::paintCurrentFrameInContext(GraphicsCo
>     if (!m_imagePainter.cgImage || !m_imagePainter.mediaSample)
>         return;
> 
>-    auto image = m_imagePainter.cgImage.get();
>-    FloatRect imageRect(0, 0, CGImageGetWidth(image), CGImageGetHeight(image));
>+    auto& image = m_imagePainter.cgImage;
>+    FloatRect imageRect({ 0, 0 }, image->size());
>     if (!m_videoTransform)
>         m_videoTransform = videoTransformationMatrix(*m_imagePainter.mediaSample);
>     AffineTransform videoTransform = *m_videoTransform;
>     FloatRect transformedDestRect = videoTransform.inverse().valueOr(AffineTransform()).mapRect(destRect);
>     context.concatCTM(videoTransform);
>-    context.drawNativeImage(image, imageRect.size(), transformedDestRect, imageRect);
>+    context.drawNativeImage(*image, imageRect.size(), transformedDestRect, imageRect);
> }
> 
> void MediaPlayerPrivateMediaStreamAVFObjC::acceleratedRenderingStateChanged()
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.h b/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.h
>index 99d85b3f2dc8e78a56d2b9117dcfb3cf80bf7585..b69b10708967f875db80aec9d09c36cdb3ac2db3 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.h
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.h
>@@ -63,10 +63,10 @@ public:
> 
> #if ENABLE(VIDEO_PRESENTATION_MODE)
>     WEBCORE_EXPORT PlatformLayer* videoFullscreenLayer() const final;
>-    WEBCORE_EXPORT void setVideoFullscreenLayer(PlatformLayer*, WTF::Function<void()>&& completionHandler, NativeImagePtr) final;
>+    WEBCORE_EXPORT void setVideoFullscreenLayer(PlatformLayer*, WTF::Function<void()>&& completionHandler, PlatformImagePtr) final;
>     WEBCORE_EXPORT FloatRect videoFullscreenFrame() const final;
>     WEBCORE_EXPORT void setVideoFullscreenFrame(FloatRect) final;
>-    WEBCORE_EXPORT void updateVideoFullscreenInlineImage(NativeImagePtr) final;
>+    WEBCORE_EXPORT void updateVideoFullscreenInlineImage(PlatformImagePtr) final;
> #endif
> 
>     WEBCORE_EXPORT bool requiresTextTrackRepresentation() const final;
>diff --git a/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.mm b/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.mm
>index f67953d6313b7d9b62ac6d1a6e656b808847704d..f118db5c3c5cbebede411ea54d5eaf6eca2af7c3 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.mm
>+++ b/Source/WebCore/platform/graphics/avfoundation/objc/VideoLayerManagerObjC.mm
>@@ -103,7 +103,7 @@ PlatformLayer* VideoLayerManagerObjC::videoFullscreenLayer() const
>     return m_videoFullscreenLayer.get();
> }
> 
>-void VideoLayerManagerObjC::setVideoFullscreenLayer(PlatformLayer *videoFullscreenLayer, WTF::Function<void()>&& completionHandler, NativeImagePtr currentImage)
>+void VideoLayerManagerObjC::setVideoFullscreenLayer(PlatformLayer *videoFullscreenLayer, WTF::Function<void()>&& completionHandler, PlatformImagePtr currentImage)
> {
>     if (m_videoFullscreenLayer == videoFullscreenLayer) {
>         completionHandler();
>@@ -167,7 +167,7 @@ void VideoLayerManagerObjC::setVideoFullscreenFrame(FloatRect videoFullscreenFra
>     syncTextTrackBounds();
> }
> 
>-void VideoLayerManagerObjC::updateVideoFullscreenInlineImage(NativeImagePtr image)
>+void VideoLayerManagerObjC::updateVideoFullscreenInlineImage(PlatformImagePtr image)
> {
>     if (m_videoInlineLayer)
>         [m_videoInlineLayer setContents:(__bridge id)image.get()];
>diff --git a/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp b/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp
>index c0069bdcfbd61ff7658eacd106082ae0c6fd20d2..3c8f7c02a399d1afd87d6ef76cee1b03f1eca3c4 100644
>--- a/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp
>+++ b/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp
>@@ -2593,7 +2593,7 @@ void GraphicsLayerCA::updateContentsImage()
>         // FIXME: maybe only do trilinear if the image is being scaled down,
>         // but then what if the layer size changes?
>         m_contentsLayer->setMinificationFilter(PlatformCALayer::Trilinear);
>-        m_contentsLayer->setContents(m_pendingContentsImage.get());
>+        m_contentsLayer->setContents(m_pendingContentsImage->platformImage().get());
>         m_pendingContentsImage = nullptr;
> 
>         if (m_layerClones) {
>diff --git a/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.h b/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.h
>index 885f799f6f11d4f9551f55ac46fce3ce4e8ce961..aef3c268f5d124d479e6dffad8c3473dc99e6a3a 100644
>--- a/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.h
>+++ b/Source/WebCore/platform/graphics/ca/GraphicsLayerCA.h
>@@ -46,6 +46,7 @@ class DisplayList;
> 
> class FloatRoundedRect;
> class Image;
>+class NativeImage;
> class TransformState;
> 
> class GraphicsLayerCA : public GraphicsLayer, public PlatformCALayerClient {
>@@ -600,8 +601,8 @@ private:
> 
>     Color m_contentsSolidColor;
> 
>-    RetainPtr<CGImageRef> m_uncorrectedContentsImage;
>-    RetainPtr<CGImageRef> m_pendingContentsImage;
>+    RefPtr<NativeImage> m_uncorrectedContentsImage;
>+    RefPtr<NativeImage> m_pendingContentsImage;
>     
>     Vector<LayerPropertyAnimation> m_animations;
>     Vector<LayerPropertyAnimation> m_baseValueTransformAnimations;
>diff --git a/Source/WebCore/platform/graphics/cairo/CairoOperations.cpp b/Source/WebCore/platform/graphics/cairo/CairoOperations.cpp
>index 9a57ebe2d55a079c37f1cab96a7fb73f5bf439ba..b8f745ab70d0e1c33b2e248fa55a7123add75b50 100644
>--- a/Source/WebCore/platform/graphics/cairo/CairoOperations.cpp
>+++ b/Source/WebCore/platform/graphics/cairo/CairoOperations.cpp
>@@ -174,16 +174,16 @@ enum PathDrawingStyle {
> 
> static void drawShadowLayerBuffer(PlatformContextCairo& platformContext, ImageBuffer& layerImage, const FloatPoint& layerOrigin, const FloatSize& layerSize, const ShadowState& shadowState)
> {
>-    if (auto surface = layerImage.copyNativeImage(DontCopyBackingStore)) {
>-        drawNativeImage(platformContext, surface.get(), FloatRect(roundedIntPoint(layerOrigin), layerSize), FloatRect(FloatPoint(), layerSize), { shadowState.globalCompositeOperator }, shadowState.globalAlpha, ShadowState());
>+    if (auto nativeImage = layerImage.copyNativeImage(DontCopyBackingStore)) {
>+        drawNativeImage(platformContext, *nativeImage, FloatRect(roundedIntPoint(layerOrigin), layerSize), FloatRect(FloatPoint(), layerSize), { shadowState.globalCompositeOperator }, shadowState.globalAlpha, ShadowState());
>     }
> }
> 
> // FIXME: This is mostly same as drawShadowLayerBuffer, so we should merge two.
> static void drawShadowImage(PlatformContextCairo& platformContext, ImageBuffer& layerImage, const FloatRect& destRect, const FloatRect& srcRect, const ShadowState& shadowState)
> {
>-    if (auto surface = layerImage.copyNativeImage(DontCopyBackingStore)) {
>-        drawNativeImage(platformContext, surface.get(), destRect, srcRect, { shadowState.globalCompositeOperator }, shadowState.globalAlpha, ShadowState());
>+    if (auto nativeImage = layerImage.copyNativeImage(DontCopyBackingStore)) {
>+        drawNativeImage(platformContext, *nativeImage, destRect, srcRect, { shadowState.globalCompositeOperator }, shadowState.globalAlpha, ShadowState());
>     }
> }
> 
>@@ -860,7 +860,13 @@ void drawGlyphs(PlatformContextCairo& platformContext, const FillSource& fillSou
>     cairo_restore(cr);
> }
> 
>-void drawNativeImage(PlatformContextCairo& platformContext, cairo_surface_t* surface, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options, float globalAlpha, const ShadowState& shadowState)
>+void drawNativeImage(PlatformContextCairo& platformContext, nativeImage& nativeImage, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options, float globalAlpha, const ShadowState& shadowState)
>+{
>+    if (auto surface = nativeImage.platformImage())
>+        drawPlatformImage(platformContext, surface->get(), destRect, srcRect, options, globalAlpha, shadowState);
>+}
>+
>+void drawPlatformImage(PlatformContextCairo& platformContext, cairo_surface_t* surface, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options, float globalAlpha, const ShadowState& shadowState)
> {
>     platformContext.save();
> 
>diff --git a/Source/WebCore/platform/graphics/cairo/CairoOperations.h b/Source/WebCore/platform/graphics/cairo/CairoOperations.h
>index 505c0af47d7a0a50e9c19066dd93de5961d6691a..c888121495a2e2d92f0c34cecf6660a46f9af69b 100644
>--- a/Source/WebCore/platform/graphics/cairo/CairoOperations.h
>+++ b/Source/WebCore/platform/graphics/cairo/CairoOperations.h
>@@ -143,7 +143,8 @@ void clearRect(PlatformContextCairo&, const FloatRect&);
> 
> void drawGlyphs(PlatformContextCairo&, const FillSource&, const StrokeSource&, const ShadowState&, const FloatPoint&, cairo_scaled_font_t*, double, const Vector<cairo_glyph_t>&, float, TextDrawingModeFlags, float, const FloatSize&, const Color&, FontSmoothingMode);
> 
>-void drawNativeImage(PlatformContextCairo&, cairo_surface_t*, const FloatRect&, const FloatRect&, const ImagePaintingOptions&, float, const ShadowState&);
>+void drawNativeImage(PlatformContextCairo&, NativeImage&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&, float, const ShadowState&);
>+void drawPlatformImage(PlatformContextCairo&, cairo_surface_t*, const FloatRect&, const FloatRect&, const ImagePaintingOptions&, float, const ShadowState&);
> void drawPattern(PlatformContextCairo&, cairo_surface_t*, const IntSize&, const FloatRect&, const FloatRect&, const AffineTransform&, const FloatPoint&, const ImagePaintingOptions&);
> WEBCORE_EXPORT void drawSurface(PlatformContextCairo&, cairo_surface_t*, const FloatRect&, const FloatRect&, InterpolationQuality, float, const ShadowState&, OrientationSizing operationSizing = OrientationSizing::Normal);
> 
>diff --git a/Source/WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp b/Source/WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp
>index 9d408f6e5e78f0c7076820d06a55ba5c558248c3..deac8c83f83220e6b153aea0ad0ba0a3ae7a9161 100644
>--- a/Source/WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp
>+++ b/Source/WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp
>@@ -123,14 +123,19 @@ void GraphicsContext::drawRect(const FloatRect& rect, float borderThickness)
>     Cairo::drawRect(*platformContext(), rect, borderThickness, state.fillColor, state.strokeStyle, state.strokeColor);
> }
> 
>-void GraphicsContext::platformDrawNativeImage(const NativeImagePtr& image, const FloatSize&, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+void GraphicsContext::drawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>     if (paintingDisabled())
>         return;
> 
>+    if (m_impl) {
>+        m_impl->drawPlatformImage(image, imageSize, destRect, srcRect, options);
>+        return;
>+    }
>+
>     ASSERT(hasPlatformContext());
>     auto& state = this->state();
>-    Cairo::drawNativeImage(*platformContext(), image.get(), destRect, srcRect, { options, state.imageInterpolationQuality }, state.alpha, Cairo::ShadowState(state));
>+    Cairo::drawPlatformImage(*platformContext(), image.get(), destRect, srcRect, { options, state.imageInterpolationQuality }, state.alpha, Cairo::ShadowState(state));
> }
> 
> // This is only used to draw borders, so we should not draw shadows.
>diff --git a/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.cpp b/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.cpp
>index 8ef4f786b7249142456eff1f0ad8216cc9055367..586518926373a0c227609fbe67d08f19081e625e 100644
>--- a/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.cpp
>+++ b/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.cpp
>@@ -285,17 +285,22 @@ bool GraphicsContextImplCairo::drawImageBuffer(ImageBuffer&, const FloatRect&, c
>     return false;
> }
> 
>-void GraphicsContextImplCairo::drawNativeImage(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+bool GraphicsContextImplCairo::drawNativeImage(NativeImage& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+{
>+    drawPlatformImage(image.platformImage(), imageSize, destRect, srcRect, options);
>+}
>+
>+void GraphicsContextImplCairo::drawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>     UNUSED_PARAM(imageSize);
>     auto& state = graphicsContext().state();
>-    Cairo::drawNativeImage(m_platformContext, image.get(), destRect, srcRect, { options, state.imageInterpolationQuality }, state.alpha, Cairo::ShadowState(state));
>+    Cairo::drawPlatformImage(m_platformContext, image.get(), destRect, srcRect, { options, state.imageInterpolationQuality }, state.alpha, Cairo::ShadowState(state));
> }
> 
> void GraphicsContextImplCairo::drawPattern(Image& image, const FloatRect& destRect, const FloatRect& tileRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize&, const ImagePaintingOptions& options)
> {
>     if (auto surface = image.nativeImageForCurrentFrame())
>-        Cairo::drawPattern(m_platformContext, surface.get(), IntSize(image.size()), destRect, tileRect, patternTransform, phase, options);
>+        Cairo::drawPattern(m_platformContext, surface->platformImage().get(), IntSize(image.size()), destRect, tileRect, patternTransform, phase, options);
> }
> 
> void GraphicsContextImplCairo::drawRect(const FloatRect& rect, float borderThickness)
>@@ -421,7 +426,7 @@ IntRect GraphicsContextImplCairo::clipBounds()
> void GraphicsContextImplCairo::clipToImageBuffer(ImageBuffer& buffer, const FloatRect& destRect)
> {
>     if (auto surface = buffer.copyNativeImage(DontCopyBackingStore))
>-        Cairo::clipToImageBuffer(m_platformContext, surface.get(), destRect);
>+        Cairo::clipToImageBuffer(m_platformContext, surface->platformImage().get(), destRect);
> }
> 
> void GraphicsContextImplCairo::applyDeviceScaleFactor(float)
>diff --git a/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.h b/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.h
>index 1c827130c2a5fe28f7535e1945a33dc968620514..b9fa24f957ded877856f98f96ec8b872a0028b6e 100644
>--- a/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.h
>+++ b/Source/WebCore/platform/graphics/cairo/GraphicsContextImplCairo.h
>@@ -76,7 +76,8 @@ public:
>     ImageDrawResult drawTiledImage(Image&, const FloatRect&, const FloatRect&, const FloatSize&, Image::TileRule, Image::TileRule, const ImagePaintingOptions&) override;
>     
>     bool drawImageBuffer(ImageBuffer&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&) override;
>-    void drawNativeImage(const NativeImagePtr&, const FloatSize&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&) override;
>+    bool drawNativeImage(NativeImage&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>+    void drawPlatformImage(const PlatformImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>     void drawPattern(Image&, const FloatRect&, const FloatRect&, const AffineTransform&, const FloatPoint&, const FloatSize&, const ImagePaintingOptions&) override;
> 
>     void drawRect(const FloatRect&, float) override;
>diff --git a/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.cpp b/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.cpp
>index 4f1f75726aa83d84adbb372aef76dfc4c8ef7b85..1d225063aa1f3a9522eac222e7a76ff91f74c353 100644
>--- a/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.cpp
>+++ b/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.cpp
>@@ -64,7 +64,7 @@ unsigned ImageBufferCairoSurfaceBackend::bytesPerRow() const
>     return cairo_image_surface_get_stride(m_surface.get());
> }
> 
>-NativeImagePtr ImageBufferCairoSurfaceBackend::copyNativeImage(BackingStoreCopy copyBehavior) const
>+RefPtr<NativeImage> ImageBufferCairoSurfaceBackend::copyNativeImage(BackingStoreCopy copyBehavior) const
> {
>     switch (copyBehavior) {
>     case CopyBackingStore: {
>@@ -77,18 +77,18 @@ NativeImagePtr ImageBufferCairoSurfaceBackend::copyNativeImage(BackingStoreCopy
>         cairo_set_source_surface(cr.get(), m_surface.get(), 0, 0);
>         cairo_paint(cr.get());
> 
>-        return copy;
>+        return NativeImage::create(copy);
>     }
> 
>     case DontCopyBackingStore:
>-        return m_surface;
>+        return NativeImage::create(m_surface);
>     }
> 
>     ASSERT_NOT_REACHED();
>     return nullptr;
> }
> 
>-NativeImagePtr ImageBufferCairoSurfaceBackend::cairoSurfaceCoerceToImage() const
>+RefPtr<NativeImage> ImageBufferCairoSurfaceBackend::cairoSurfaceCoerceToImage() const
> {
>     BackingStoreCopy copyBehavior;
>     if (cairo_surface_get_type(m_surface.get()) == CAIRO_SURFACE_TYPE_IMAGE && cairo_surface_get_content(m_surface.get()) == CAIRO_CONTENT_COLOR_ALPHA)
>@@ -100,7 +100,8 @@ NativeImagePtr ImageBufferCairoSurfaceBackend::cairoSurfaceCoerceToImage() const
> 
> Vector<uint8_t> ImageBufferCairoSurfaceBackend::toBGRAData() const
> {
>-    auto surface = cairoSurfaceCoerceToImage();
>+    auto nativeImage = cairoSurfaceCoerceToImage();
>+    auto surface = nativeImage ? nativeImage->platformImage() : nullptr;
>     cairo_surface_flush(surface.get());
> 
>     Vector<uint8_t> imageData;
>diff --git a/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.h b/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.h
>index a69d5ee0ff63f7795825dc6766d6d16b7261d65e..2bb4022650cf9c01b46a22f8136ff0cbf5eb2410 100644
>--- a/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.h
>+++ b/Source/WebCore/platform/graphics/cairo/ImageBufferCairoSurfaceBackend.h
>@@ -40,7 +40,7 @@ class ImageBufferCairoSurfaceBackend : public ImageBufferCairoBackend {
> public:
>     GraphicsContext& context() const override;
> 
>-    NativeImagePtr copyNativeImage(BackingStoreCopy) const override;
>+    RefPtr<NativeImage> copyNativeImage(BackingStoreCopy) const override;
> 
>     Vector<uint8_t> toBGRAData() const override;
>     RefPtr<ImageData> getImageData(AlphaPremultiplication outputFormat, const IntRect&) const override;
>@@ -49,7 +49,7 @@ public:
> protected:
>     ImageBufferCairoSurfaceBackend(const FloatSize& logicalSize, const IntSize& backendSize, float resolutionScale, ColorSpace, RefPtr<cairo_surface_t>&&);
> 
>-    NativeImagePtr cairoSurfaceCoerceToImage() const;
>+    RefPtr<NativeImage> cairoSurfaceCoerceToImage() const;
>     unsigned bytesPerRow() const override;
> 
>     mutable RefPtr<cairo_surface_t> m_surface;
>diff --git a/Source/WebCore/platform/graphics/cairo/NativeImageCairo.cpp b/Source/WebCore/platform/graphics/cairo/NativeImageCairo.cpp
>index 05c0f81cb34190cb373bd8434158b4d03301ab04..115e0bd0c968d1116d9991567cdcbc49291e392a 100644
>--- a/Source/WebCore/platform/graphics/cairo/NativeImageCairo.cpp
>+++ b/Source/WebCore/platform/graphics/cairo/NativeImageCairo.cpp
>@@ -35,34 +35,29 @@
> 
> namespace WebCore {
> 
>-IntSize nativeImageSize(const NativeImagePtr& image)
>+IntSize NativeImage::size(const PlatformImagePtr& platformImage)
> {
>-    return image ? cairoSurfaceSize(image.get()) : IntSize();
>+    return platformImage ? cairoSurfaceSize(platformImage.get()) : IntSize();
> }
> 
>-bool nativeImageHasAlpha(const NativeImagePtr& image)
>+bool NativeImage::hasAlpha() const
> {
>-    return !image || cairo_surface_get_content(image.get()) != CAIRO_CONTENT_COLOR;
>+    return !m_platformImage || cairo_surface_get_content(m_platformImage.get()) != CAIRO_CONTENT_COLOR;
> }
> 
>-Color nativeImageSinglePixelSolidColor(const NativeImagePtr& image)
>+Color NativeImage::singlePixelSolidColor() const
> {
>-    if (!image || nativeImageSize(image) != IntSize(1, 1))
>+    if (!m_platformImage || size() != IntSize(1, 1))
>         return Color();
> 
>-    if (cairo_surface_get_type(image.get()) != CAIRO_SURFACE_TYPE_IMAGE)
>+    if (cairo_surface_get_type(m_platformImage.get()) != CAIRO_SURFACE_TYPE_IMAGE)
>         return Color();
> 
>-    unsigned* pixel = reinterpret_cast_ptr<unsigned*>(cairo_image_surface_get_data(image.get()));
>+    unsigned* pixel = reinterpret_cast_ptr<unsigned*>(cairo_image_surface_get_data(m_platformImage.get()));
>     return unpremultiplied(asSRGBA(PackedColor::ARGB { *pixel }));
> }
> 
>-void drawNativeImage(const NativeImagePtr& image, GraphicsContext& context, const FloatRect& destRect, const FloatRect& srcRect, const IntSize& imageSize, const ImagePaintingOptions& options)
>-{
>-    context.drawNativeImage(image, imageSize, destRect, srcRect, options);
>-}
>-
>-void clearNativeImageSubimages(const NativeImagePtr&)
>+void NativeImage::clearSubimages()
> {
> }
> 
>diff --git a/Source/WebCore/platform/graphics/cg/GraphicsContextCG.cpp b/Source/WebCore/platform/graphics/cg/GraphicsContextCG.cpp
>index cf8ec29b5ce64a52017b75d090b5f926fd56012a..0a1990aeac293ed10980289852e24ae8e6fc6ea7 100644
>--- a/Source/WebCore/platform/graphics/cg/GraphicsContextCG.cpp
>+++ b/Source/WebCore/platform/graphics/cg/GraphicsContextCG.cpp
>@@ -280,11 +280,16 @@ void GraphicsContext::restorePlatformState()
>     m_data->m_userToDeviceTransformKnownToBeIdentity = false;
> }
> 
>-void GraphicsContext::platformDrawNativeImage(const RetainPtr<CGImageRef>& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+void GraphicsContext::drawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>     if (paintingDisabled())
>         return;
> 
>+    if (m_impl) {
>+        m_impl->drawPlatformImage(image, imageSize, destRect, srcRect, options);
>+        return;
>+    }
>+
> #if !LOG_DISABLED
>     MonotonicTime startTime = MonotonicTime::now();
> #endif
>@@ -447,23 +452,23 @@ void GraphicsContext::drawPattern(Image& image, const FloatRect& destRect, const
> 
>     auto tileImage = image.preTransformedNativeImageForCurrentFrame(options.orientation() == ImageOrientation::FromImage);
> 
>-    float h = CGImageGetHeight(tileImage.get());
>+    float h = CGImageGetHeight(tileImage->platformImage().get());
> 
>     RetainPtr<CGImageRef> subImage;
>     FloatSize imageSize = image.size();
>     if (tileRect.size() == imageSize)
>-        subImage = tileImage;
>+        subImage = tileImage->platformImage();
>     else {
>         // Copying a sub-image out of a partially-decoded image stops the decoding of the original image. It should never happen
>         // because sub-images are only used for border-image, which only renders when the image is fully decoded.
>         ASSERT(h == image.height());
>-        subImage = adoptCF(CGImageCreateWithImageInRect(tileImage.get(), tileRect));
>+        subImage = adoptCF(CGImageCreateWithImageInRect(tileImage->platformImage().get(), tileRect));
>     }
> 
>     // If we need to paint gaps between tiles because we have a partially loaded image or non-zero spacing,
>     // fall back to the less efficient CGPattern-based mechanism.
>     float scaledTileWidth = tileRect.width() * narrowPrecisionToFloat(patternTransform.a());
>-    float w = CGImageGetWidth(tileImage.get());
>+    float w = CGImageGetWidth(tileImage->platformImage().get());
>     if (w == image.size().width() && h == image.size().height() && !spacing.width() && !spacing.height()) {
>         // FIXME: CG seems to snap the images to integral sizes. When we care (e.g. with border-image-repeat: round),
>         // we should tile all but the last, and stetch the last image to fit.
>@@ -512,7 +517,8 @@ void GraphicsContext::clipToImageBuffer(ImageBuffer& buffer, const FloatRect& de
>     }
> 
>     FloatSize bufferDestinationSize = destinationRect.size();
>-    RetainPtr<CGImageRef> image = buffer.copyNativeImage(DontCopyBackingStore);
>+    auto nativeImage = buffer.copyNativeImage(DontCopyBackingStore);
>+    RetainPtr<CGImageRef> image = nativeImage ? nativeImage->platformImage() : nullptr;
> 
>     CGContextRef context = platformContext();
>     // FIXME: This image needs to be grayscale to be used as an alpha mask here.
>diff --git a/Source/WebCore/platform/graphics/cg/GraphicsContextGLCG.cpp b/Source/WebCore/platform/graphics/cg/GraphicsContextGLCG.cpp
>index bb91dec91224d4197eca81bbdbc4e0567e43c04d..04039469135c35555242ec5b9f7a2f86309c200a 100644
>--- a/Source/WebCore/platform/graphics/cg/GraphicsContextGLCG.cpp
>+++ b/Source/WebCore/platform/graphics/cg/GraphicsContextGLCG.cpp
>@@ -338,8 +338,9 @@ bool GraphicsContextGLImageExtractor::extractImage(bool premultiplyAlpha, bool i
>     if (!m_cgImage)
>         return false;
> 
>-    m_imageWidth = CGImageGetWidth(m_cgImage.get());
>-    m_imageHeight = CGImageGetHeight(m_cgImage.get());
>+    RetainPtr<CGImageRef> image = m_cgImage->platformImage();
>+    m_imageWidth = CGImageGetWidth(image.get());
>+    m_imageHeight = CGImageGetHeight(image.get());
>     if (!m_imageWidth || !m_imageHeight)
>         return false;
> 
>@@ -347,7 +348,7 @@ bool GraphicsContextGLImageExtractor::extractImage(bool premultiplyAlpha, bool i
>     // so, re-render it into an RGB color space. The image re-packing
>     // code requires color data, not color table indices, for the
>     // image data.
>-    CGColorSpaceRef colorSpace = CGImageGetColorSpace(m_cgImage.get());
>+    CGColorSpaceRef colorSpace = CGImageGetColorSpace(image.get());
>     CGColorSpaceModel model = CGColorSpaceGetModel(colorSpace);
>     if (model == kCGColorSpaceModelIndexed) {
>         RetainPtr<CGContextRef> bitmapContext;
>@@ -362,22 +363,26 @@ bool GraphicsContextGLImageExtractor::extractImage(bool premultiplyAlpha, bool i
> 
>         CGContextSetBlendMode(bitmapContext.get(), kCGBlendModeCopy);
>         CGContextSetInterpolationQuality(bitmapContext.get(), kCGInterpolationNone);
>-        CGContextDrawImage(bitmapContext.get(), CGRectMake(0, 0, m_imageWidth, m_imageHeight), m_cgImage.get());
>+        CGContextDrawImage(bitmapContext.get(), CGRectMake(0, 0, m_imageWidth, m_imageHeight), image.get());
> 
>         // Now discard the original CG image and replace it with a copy from the bitmap context.
>-        m_decodedImage = adoptCF(CGBitmapContextCreateImage(bitmapContext.get()));
>-        m_cgImage = m_decodedImage.get();
>+        m_decodedImage = NativeImage::create(CGBitmapContextCreateImage(bitmapContext.get()));
>+        m_cgImage = m_decodedImage;
>     }
> 
>-    size_t bitsPerComponent = CGImageGetBitsPerComponent(m_cgImage.get());
>-    size_t bitsPerPixel = CGImageGetBitsPerPixel(m_cgImage.get());
>+    if (!m_cgImage)
>+        return false;
>+
>+    image = m_cgImage->platformImage();
>+    size_t bitsPerComponent = CGImageGetBitsPerComponent(image.get());
>+    size_t bitsPerPixel = CGImageGetBitsPerPixel(image.get());
>     if (bitsPerComponent != 8 && bitsPerComponent != 16)
>         return false;
>     if (bitsPerPixel % bitsPerComponent)
>         return false;
>     size_t componentsPerPixel = bitsPerPixel / bitsPerComponent;
> 
>-    CGBitmapInfo bitInfo = CGImageGetBitmapInfo(m_cgImage.get());
>+    CGBitmapInfo bitInfo = CGImageGetBitmapInfo(image.get());
>     bool bigEndianSource = false;
>     // These could technically be combined into one large switch
>     // statement, but we prefer not to so that we fail fast if we
>@@ -419,7 +424,7 @@ bool GraphicsContextGLImageExtractor::extractImage(bool premultiplyAlpha, bool i
> 
>     m_alphaOp = AlphaOp::DoNothing;
>     AlphaFormat alphaFormat = AlphaFormatNone;
>-    switch (CGImageGetAlphaInfo(m_cgImage.get())) {
>+    switch (CGImageGetAlphaInfo(image.get())) {
>     case kCGImageAlphaPremultipliedFirst:
>         if (!premultiplyAlpha)
>             m_alphaOp = AlphaOp::DoUnmultiply;
>@@ -463,14 +468,14 @@ bool GraphicsContextGLImageExtractor::extractImage(bool premultiplyAlpha, bool i
>     if (m_imageSourceFormat == DataFormat::NumFormats)
>         return false;
> 
>-    m_pixelData = adoptCF(CGDataProviderCopyData(CGImageGetDataProvider(m_cgImage.get())));
>+    m_pixelData = adoptCF(CGDataProviderCopyData(CGImageGetDataProvider(image.get())));
>     if (!m_pixelData)
>         return false;
> 
>     m_imagePixelData = reinterpret_cast<const void*>(CFDataGetBytePtr(m_pixelData.get()));
> 
>     unsigned srcUnpackAlignment = 0;
>-    size_t bytesPerRow = CGImageGetBytesPerRow(m_cgImage.get());
>+    size_t bytesPerRow = CGImageGetBytesPerRow(image.get());
>     unsigned padding = bytesPerRow - bitsPerPixel / 8 * m_imageWidth;
>     if (padding) {
>         srcUnpackAlignment = padding + 1;
>@@ -543,7 +548,7 @@ void GraphicsContextGLOpenGL::paintToCanvas(const unsigned char* imagePixels, co
>     context.scale(FloatSize(1, -1));
>     context.translate(0, -imageSize.height());
>     context.setImageInterpolationQuality(InterpolationQuality::DoNotInterpolate);
>-    context.drawNativeImage(cgImage, imageSize, canvasRect, FloatRect(FloatPoint(), imageSize), { CompositeOperator::Copy });
>+    context.drawPlatformImage(cgImage, imageSize, canvasRect, FloatRect(FloatPoint(), imageSize), { CompositeOperator::Copy });
> }
> 
> } // namespace WebCore
>diff --git a/Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.cpp b/Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.cpp
>index 5b20d892ed8bbcf601816a63676a00f1fa5c17b3..54b878b43476e19bd6f6171f8b49627763e0fb1b 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.cpp
>+++ b/Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.cpp
>@@ -67,24 +67,24 @@ void ImageBufferCGBackend::setupContext()
>     context().applyDeviceScaleFactor(m_resolutionScale);
> }
> 
>-static RetainPtr<CGImageRef> createCroppedImageIfNecessary(CGImageRef image, const IntSize& backendSize)
>+static RefPtr<NativeImage> createCroppedImageIfNecessary(RefPtr<NativeImage>&& image, const IntSize& backendSize)
> {
>-    if (image && (CGImageGetWidth(image) != static_cast<size_t>(backendSize.width()) || CGImageGetHeight(image) != static_cast<size_t>(backendSize.height())))
>-        return adoptCF(CGImageCreateWithImageInRect(image, CGRectMake(0, 0, backendSize.width(), backendSize.height())));
>-    return image;
>+    if (image && image->size() != backendSize)
>+        return NativeImage::create(CGImageCreateWithImageInRect(image->platformImage().get(), CGRectMake(0, 0, backendSize.width(), backendSize.height())));
>+    return WTFMove(image);
> }
> 
>-static RefPtr<Image> createBitmapImageAfterScalingIfNeeded(RetainPtr<CGImageRef>&& image, const IntSize& logicalSize, const IntSize& backendSize, float resolutionScale, PreserveResolution preserveResolution)
>+static RefPtr<Image> createBitmapImageAfterScalingIfNeeded(RefPtr<NativeImage>&& image, const IntSize& logicalSize, const IntSize& backendSize, float resolutionScale, PreserveResolution preserveResolution)
> {
>     if (resolutionScale == 1 || preserveResolution == PreserveResolution::Yes)
>-        image = createCroppedImageIfNecessary(image.get(), backendSize);
>+        image = createCroppedImageIfNecessary(WTFMove(image), backendSize);
>     else {
>         auto context = adoptCF(CGBitmapContextCreate(0, logicalSize.width(), logicalSize.height(), 8, 4 * logicalSize.width(), sRGBColorSpaceRef(), kCGImageAlphaPremultipliedLast));
>         CGContextSetBlendMode(context.get(), kCGBlendModeCopy);
>         CGContextClipToRect(context.get(), FloatRect(FloatPoint::zero(), logicalSize));
>         FloatSize imageSizeInUserSpace = logicalSize;
>-        CGContextDrawImage(context.get(), FloatRect(FloatPoint::zero(), imageSizeInUserSpace), image.get());
>-        image = adoptCF(CGBitmapContextCreateImage(context.get()));
>+        CGContextDrawImage(context.get(), FloatRect(FloatPoint::zero(), imageSizeInUserSpace), image->platformImage().get());
>+        image = NativeImage::create(CGBitmapContextCreateImage(context.get()));
>     }
> 
>     if (!image)
>@@ -95,7 +95,7 @@ static RefPtr<Image> createBitmapImageAfterScalingIfNeeded(RetainPtr<CGImageRef>
> 
> RefPtr<Image> ImageBufferCGBackend::copyImage(BackingStoreCopy copyBehavior, PreserveResolution preserveResolution) const
> {
>-    NativeImagePtr image;
>+    RefPtr<NativeImage> image;
>     if (m_resolutionScale == 1 || preserveResolution == PreserveResolution::Yes)
>         image = copyNativeImage(copyBehavior);
>     else
>@@ -114,7 +114,7 @@ void ImageBufferCGBackend::draw(GraphicsContext& destContext, const FloatRect& d
>     srcRectScaled.scale(m_resolutionScale);
> 
>     if (auto image = copyNativeImage(&destContext == &context() ? CopyBackingStore : DontCopyBackingStore))
>-        destContext.drawNativeImage(image.get(), m_backendSize, destRect, srcRectScaled, options);
>+        destContext.drawNativeImage(*image, m_backendSize, destRect, srcRectScaled, options);
> }
> 
> void ImageBufferCGBackend::drawPattern(GraphicsContext& destContext, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions& options)
>@@ -138,7 +138,7 @@ RetainPtr<CFDataRef> ImageBufferCGBackend::toCFData(const String& mimeType, Opti
>     auto uti = utiFromImageBufferMIMEType(mimeType);
>     ASSERT(uti);
> 
>-    RetainPtr<CGImageRef> image;
>+    RefPtr<NativeImage> image;
>     RefPtr<Uint8ClampedArray> protectedPixelArray;
> 
>     if (CFEqual(uti.get(), jpegUTI())) {
>@@ -156,7 +156,7 @@ RetainPtr<CFDataRef> ImageBufferCGBackend::toCFData(const String& mimeType, Opti
>         if (!dataProvider)
>             return nullptr;
> 
>-        image = adoptCF(CGImageCreate(pixelArrayDimensions.width(), pixelArrayDimensions.height(), 8, 32, 4 * pixelArrayDimensions.width(), sRGBColorSpaceRef(), kCGBitmapByteOrderDefault | kCGImageAlphaNoneSkipLast, dataProvider.get(), 0, false, kCGRenderingIntentDefault));
>+        image = NativeImage::create(CGImageCreate(pixelArrayDimensions.width(), pixelArrayDimensions.height(), 8, 32, 4 * pixelArrayDimensions.width(), sRGBColorSpaceRef(), kCGBitmapByteOrderDefault | kCGImageAlphaNoneSkipLast, dataProvider.get(), 0, false, kCGRenderingIntentDefault));
>     } else if (m_resolutionScale == 1 || preserveResolution == PreserveResolution::Yes) {
>         image = copyNativeImage(CopyBackingStore);
>         image = createCroppedImageIfNecessary(image.get(), backendSize());
>@@ -165,12 +165,12 @@ RetainPtr<CFDataRef> ImageBufferCGBackend::toCFData(const String& mimeType, Opti
>         auto context = adoptCF(CGBitmapContextCreate(0, backendSize().width(), backendSize().height(), 8, 4 * backendSize().width(), sRGBColorSpaceRef(), kCGImageAlphaPremultipliedLast));
>         CGContextSetBlendMode(context.get(), kCGBlendModeCopy);
>         CGContextClipToRect(context.get(), CGRectMake(0, 0, backendSize().width(), backendSize().height()));
>-        CGContextDrawImage(context.get(), CGRectMake(0, 0, backendSize().width(), backendSize().height()), image.get());
>-        image = adoptCF(CGBitmapContextCreateImage(context.get()));
>+        CGContextDrawImage(context.get(), CGRectMake(0, 0, backendSize().width(), backendSize().height()), image->platformImage().get());
>+        image = NativeImage::create(CGBitmapContextCreateImage(context.get()));
>     }
> 
>     auto cfData = adoptCF(CFDataCreateMutable(kCFAllocatorDefault, 0));
>-    if (!encodeImage(image.get(), uti.get(), quality, cfData.get()))
>+    if (!encodeImage(image->platformImage().get(), uti.get(), quality, cfData.get()))
>         return nullptr;
> 
>     return WTFMove(cfData);
>diff --git a/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.cpp b/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.cpp
>index ffef66330d1fbe26c4c8f023ff94e78852c6c920..356eb5263374070883a293d650c6854b47efd925 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.cpp
>+++ b/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.cpp
>@@ -107,14 +107,14 @@ GraphicsContext& ImageBufferCGBitmapBackend::context() const
>     return *m_context;
> }
> 
>-NativeImagePtr ImageBufferCGBitmapBackend::copyNativeImage(BackingStoreCopy copyBehavior) const
>+RefPtr<NativeImage> ImageBufferCGBitmapBackend::copyNativeImage(BackingStoreCopy copyBehavior) const
> {
>     switch (copyBehavior) {
>     case CopyBackingStore:
>-        return adoptCF(CGBitmapContextCreateImage(context().platformContext()));
>+        return NativeImage::create(CGBitmapContextCreateImage(context().platformContext()));
> 
>     case DontCopyBackingStore:
>-        return adoptCF(CGImageCreate(
>+        return NativeImage::create(CGImageCreate(
>             m_backendSize.width(), m_backendSize.height(), 8, 32, bytesPerRow(),
>             cachedCGColorSpace(m_colorSpace), DefaultBitmapInfo, m_dataProvider.get(),
>             0, true, kCGRenderingIntentDefault));
>diff --git a/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.h b/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.h
>index b9bd7f1bab47ff7c797434833c27a54973108285..7d233d222785ad3ddf063c4a8648fdfface7cf99 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.h
>+++ b/Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.h
>@@ -42,7 +42,7 @@ public:
> 
>     GraphicsContext& context() const override;
> 
>-    NativeImagePtr copyNativeImage(BackingStoreCopy = CopyBackingStore) const override;
>+    RefPtr<NativeImage> copyNativeImage(BackingStoreCopy = CopyBackingStore) const override;
> 
>     Vector<uint8_t> toBGRAData() const override;
> 
>diff --git a/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp b/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp
>index dbc3b7eb8b3d1ad88d0ab3f0eef90a7c8d85e030..a9d5485a261b5a0df53d2b89710ae837fbf9b1ae 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp
>+++ b/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp
>@@ -135,14 +135,14 @@ ColorFormat ImageBufferIOSurfaceBackend::backendColorFormat() const
>     return ColorFormat::BGRA;
> }
> 
>-NativeImagePtr ImageBufferIOSurfaceBackend::copyNativeImage(BackingStoreCopy) const
>+RefPtr<NativeImage> ImageBufferIOSurfaceBackend::copyNativeImage(BackingStoreCopy) const
> {
>-    return m_surface->createImage();
>+    return NativeImage::create(m_surface->createImage());
> }
> 
>-NativeImagePtr ImageBufferIOSurfaceBackend::sinkIntoNativeImage()
>+RefPtr<NativeImage> ImageBufferIOSurfaceBackend::sinkIntoNativeImage()
> {
>-    return IOSurface::sinkIntoImage(WTFMove(m_surface));
>+    return NativeImage::create(IOSurface::sinkIntoImage(WTFMove(m_surface)));
> }
> 
> void ImageBufferIOSurfaceBackend::drawConsuming(GraphicsContext& destContext, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>@@ -151,7 +151,7 @@ void ImageBufferIOSurfaceBackend::drawConsuming(GraphicsContext& destContext, co
>     adjustedSrcRect.scale(m_resolutionScale);
> 
>     if (auto image = sinkIntoNativeImage())
>-        destContext.drawNativeImage(image.get(), m_backendSize, destRect, adjustedSrcRect, options);
>+        destContext.drawNativeImage(*image, m_backendSize, destRect, adjustedSrcRect, options);
> }
> 
> RetainPtr<CFDataRef> ImageBufferIOSurfaceBackend::toCFData(const String& mimeType, Optional<double> quality, PreserveResolution preserveResolution) const
>diff --git a/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.h b/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.h
>index 323094ea795c5d2483c884403124a9040cc740fb..f509eee65a722e1201ffc0fb577cfb82bfec690c 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.h
>+++ b/Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.h
>@@ -51,8 +51,8 @@ public:
>     size_t memoryCost() const override;
>     size_t externalMemoryCost() const override;
> 
>-    NativeImagePtr copyNativeImage(BackingStoreCopy = CopyBackingStore) const override;
>-    NativeImagePtr sinkIntoNativeImage() override;
>+    RefPtr<NativeImage> copyNativeImage(BackingStoreCopy = CopyBackingStore) const override;
>+    RefPtr<NativeImage> sinkIntoNativeImage() override;
> 
>     void drawConsuming(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
> 
>diff --git a/Source/WebCore/platform/graphics/cg/ImageDecoderCG.cpp b/Source/WebCore/platform/graphics/cg/ImageDecoderCG.cpp
>index 890a071810923f75ba0e2293c46bea87445aba0c..cdaf15c109dc797297e9b10294370a1e27506ffc 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageDecoderCG.cpp
>+++ b/Source/WebCore/platform/graphics/cg/ImageDecoderCG.cpp
>@@ -492,7 +492,7 @@ unsigned ImageDecoderCG::frameBytesAtIndex(size_t index, SubsamplingLevel subsam
>     return (frameSize.area() * 4).unsafeGet();
> }
> 
>-NativeImagePtr ImageDecoderCG::createFrameImageAtIndex(size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions& decodingOptions)
>+PlatformImagePtr ImageDecoderCG::createFrameImageAtIndex(size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions& decodingOptions)
> {
>     LOG(Images, "ImageDecoder %p createFrameImageAtIndex %lu", this, index);
>     RetainPtr<CFDictionaryRef> options;
>diff --git a/Source/WebCore/platform/graphics/cg/ImageDecoderCG.h b/Source/WebCore/platform/graphics/cg/ImageDecoderCG.h
>index 4679251135951cd1b538bddf1ece54506ddf6b3b..8ba3009d3b6b634973baf8e9a19057313d551675 100644
>--- a/Source/WebCore/platform/graphics/cg/ImageDecoderCG.h
>+++ b/Source/WebCore/platform/graphics/cg/ImageDecoderCG.h
>@@ -62,7 +62,7 @@ public:
>     bool frameAllowSubsamplingAtIndex(size_t) const final;
>     unsigned frameBytesAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const final;
> 
>-    NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
>+    PlatformImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
> 
>     void setData(SharedBuffer&, bool allDataReceived) final;
>     bool isAllDataReceived() const final { return m_isAllDataReceived; }
>diff --git a/Source/WebCore/platform/graphics/cg/NativeImageCG.cpp b/Source/WebCore/platform/graphics/cg/NativeImageCG.cpp
>index 400d6ef0a4577d5d7cc5bd9cb646a5badebdadc2..f2fce4aa4b771dae3fb42d5dbe3aa11fb0e6a12f 100644
>--- a/Source/WebCore/platform/graphics/cg/NativeImageCG.cpp
>+++ b/Source/WebCore/platform/graphics/cg/NativeImageCG.cpp
>@@ -37,20 +37,20 @@
> 
> namespace WebCore {
> 
>-IntSize nativeImageSize(const NativeImagePtr& image)
>+IntSize NativeImage::size(const PlatformImagePtr& platformImage)
> {
>-    return image ? IntSize(CGImageGetWidth(image.get()), CGImageGetHeight(image.get())) : IntSize();
>+    return platformImage ? IntSize(CGImageGetWidth(platformImage.get()), CGImageGetHeight(platformImage.get())) : IntSize();
> }
> 
>-bool nativeImageHasAlpha(const NativeImagePtr& image)
>+bool NativeImage::hasAlpha() const
> {
>-    CGImageAlphaInfo info = CGImageGetAlphaInfo(image.get());
>+    CGImageAlphaInfo info = CGImageGetAlphaInfo(m_platformImage.get());
>     return (info >= kCGImageAlphaPremultipliedLast) && (info <= kCGImageAlphaFirst);
> }
> 
>-Color nativeImageSinglePixelSolidColor(const NativeImagePtr& image)
>+Color NativeImage::singlePixelSolidColor() const
> {
>-    if (!image || nativeImageSize(image) != IntSize(1, 1))
>+    if (!m_platformImage || size() != IntSize(1, 1))
>         return Color();
> 
>     unsigned char pixel[4]; // RGBA
>@@ -60,7 +60,7 @@ Color nativeImageSinglePixelSolidColor(const NativeImagePtr& image)
>         return Color();
> 
>     CGContextSetBlendMode(bitmapContext.get(), kCGBlendModeCopy);
>-    CGContextDrawImage(bitmapContext.get(), CGRectMake(0, 0, 1, 1), image.get());
>+    CGContextDrawImage(bitmapContext.get(), CGRectMake(0, 0, 1, 1), m_platformImage.get());
> 
>     if (!pixel[3])
>         return Color::transparentBlack;
>@@ -68,11 +68,11 @@ Color nativeImageSinglePixelSolidColor(const NativeImagePtr& image)
>     return clampToComponentBytes<SRGBA>(pixel[0] * 255 / pixel[3], pixel[1] * 255 / pixel[3], pixel[2] * 255 / pixel[3], pixel[3]);
> }
> 
>-void clearNativeImageSubimages(const NativeImagePtr& image)
>+void NativeImage::clearSubimages()
> {
> #if CACHE_SUBIMAGES
>-    if (image)
>-        SubimageCacheWithTimer::clearImage(image.get());
>+    if (m_platformImage)
>+        SubimageCacheWithTimer::clearImage(m_platformImage.get());
> #endif
> }
> 
>diff --git a/Source/WebCore/platform/graphics/cg/PatternCG.cpp b/Source/WebCore/platform/graphics/cg/PatternCG.cpp
>index cbf624f6273c3b57ab9f3dbcc5ab17d5e3196d4a..6954c566570ad7ae6c1e760f0787d3770acaa694 100644
>--- a/Source/WebCore/platform/graphics/cg/PatternCG.cpp
>+++ b/Source/WebCore/platform/graphics/cg/PatternCG.cpp
>@@ -63,10 +63,17 @@ CGPatternRef Pattern::createPlatformPattern(const AffineTransform& userSpaceTran
>     patternTransform.scaleNonUniform(1, -1);
>     patternTransform.translate(0, -tileRect.height());
> 
>+    PlatformImagePtr platformImage;
>+    if (auto nativeImage = tileImage().nativeImage())
>+        platformImage = nativeImage->platformImage();
>+    
>+    if (!platformImage)
>+        return nullptr;
>+
>     // If we're repeating in both directions, we can use image-backed patterns
>     // instead of custom patterns, and avoid tiling-edge pixel cracks.
>     if (m_repeatX && m_repeatY)
>-        return CGPatternCreateWithImage2(tileImage().nativeImage().get(), patternTransform, kCGPatternTilingConstantSpacing);
>+        return CGPatternCreateWithImage2(platformImage.get(), patternTransform, kCGPatternTilingConstantSpacing);
> 
>     // If FLT_MAX should also be used for xStep or yStep, nothing is rendered. Using fractions of FLT_MAX also
>     // result in nothing being rendered.
>@@ -77,10 +84,10 @@ CGPatternRef Pattern::createPlatformPattern(const AffineTransform& userSpaceTran
>     CGFloat yStep = m_repeatY ? tileRect.height() : (1 << 22);
> 
>     // The pattern will release the CGImageRef when it's done rendering in patternReleaseCallback
>-    CGImageRef platformImage = tileImage().nativeImage().leakRef();
>+    CGImageRef image = platformImage.leakRef();
> 
>     const CGPatternCallbacks patternCallbacks = { 0, patternCallback, patternReleaseCallback };
>-    return CGPatternCreate(platformImage, tileRect, patternTransform, xStep, yStep, kCGPatternTilingConstantSpacing, TRUE, &patternCallbacks);
>+    return CGPatternCreate(image, tileRect, patternTransform, xStep, yStep, kCGPatternTilingConstantSpacing, TRUE, &patternCallbacks);
> }
> 
> }
>diff --git a/Source/WebCore/platform/graphics/coreimage/FilterEffectRendererCoreImage.mm b/Source/WebCore/platform/graphics/coreimage/FilterEffectRendererCoreImage.mm
>index 513f455cad8e5e6052728d347c393d9f447fe388..2fab69e03326c37b4c3c1c983d94089a218c239b 100644
>--- a/Source/WebCore/platform/graphics/coreimage/FilterEffectRendererCoreImage.mm
>+++ b/Source/WebCore/platform/graphics/coreimage/FilterEffectRendererCoreImage.mm
>@@ -177,7 +177,7 @@ RetainPtr<CIImage> FilterEffectRendererCoreImage::imageForSourceGraphic(SourceGr
>     if (is<AcceleratedImageBuffer>(*sourceImage))
>         return [CIImage imageWithIOSurface:downcast<AcceleratedImageBuffer>(*sourceImage).surface().surface()];
>     
>-    return [CIImage imageWithCGImage:sourceImage->copyNativeImage().get()];
>+    return [CIImage imageWithCGImage:sourceImage->copyNativeImage()->platformImage().get()];
> }
> 
> RetainPtr<CIImage> FilterEffectRendererCoreImage::imageForFEColorMatrix(const FEColorMatrix& effect, const Vector<RetainPtr<CIImage>>& inputImages)
>diff --git a/Source/WebCore/platform/graphics/displaylists/DisplayList.h b/Source/WebCore/platform/graphics/displaylists/DisplayList.h
>index d6be274c68deefb4c0d5361be6481524032c9f41..1dd4a24af2e887339237e9a0da130dd6b26413db 100644
>--- a/Source/WebCore/platform/graphics/displaylists/DisplayList.h
>+++ b/Source/WebCore/platform/graphics/displaylists/DisplayList.h
>@@ -68,6 +68,7 @@ enum class ItemType : uint8_t {
>     DrawTiledScaledImage,
>     DrawImageBuffer,
>     DrawNativeImage,
>+    DrawPlatformImage,
>     DrawPattern,
>     DrawRect,
>     DrawLine,
>diff --git a/Source/WebCore/platform/graphics/displaylists/DisplayListItems.cpp b/Source/WebCore/platform/graphics/displaylists/DisplayListItems.cpp
>index 47c762e1a6197d6c8b8c45fa9cfdc05a03dee51b..12056228a970a779c8366f93921e96d2c358d98f 100644
>--- a/Source/WebCore/platform/graphics/displaylists/DisplayListItems.cpp
>+++ b/Source/WebCore/platform/graphics/displaylists/DisplayListItems.cpp
>@@ -118,6 +118,8 @@ size_t Item::sizeInBytes(const Item& item)
>         return sizeof(downcast<DrawImageBuffer>(item));
>     case ItemType::DrawNativeImage:
>         return sizeof(downcast<DrawNativeImage>(item));
>+    case ItemType::DrawPlatformImage:
>+        return sizeof(downcast<DrawPlatformImage>(item));
>     case ItemType::DrawPattern:
>         return sizeof(downcast<DrawPattern>(item));
>     case ItemType::DrawRect:
>@@ -859,9 +861,9 @@ static TextStream& operator<<(TextStream& ts, const DrawImageBuffer& item)
>     return ts;
> }
> 
>-DrawNativeImage::DrawNativeImage(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+DrawNativeImage::DrawNativeImage(RenderingResourceIdentifier renderingResourceIdentifier, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>     : DrawingItem(ItemType::DrawNativeImage)
>-    , m_image(image)
>+    , m_renderingResourceIdentifier(renderingResourceIdentifier)
>     , m_imageSize(imageSize)
>     , m_destinationRect(destRect)
>     , m_srcRect(srcRect)
>@@ -871,12 +873,40 @@ DrawNativeImage::DrawNativeImage(const NativeImagePtr& image, const FloatSize& i
> 
> DrawNativeImage::~DrawNativeImage() = default;
> 
>-void DrawNativeImage::apply(GraphicsContext& context) const
>+void DrawNativeImage::apply(GraphicsContext&) const
> {
>-    context.drawNativeImage(m_image, m_imageSize, m_destinationRect, m_srcRect, m_options);
>+    // Should be handled by the delegate.
>+    ASSERT_NOT_REACHED();
> }
> 
> static TextStream& operator<<(TextStream& ts, const DrawNativeImage& item)
>+{
>+    ts << static_cast<const DrawingItem&>(item);
>+    // FIXME: dump more stuff.
>+    ts.dumpProperty("remote-resource-identifier", item.renderingResourceIdentifier());
>+    ts.dumpProperty("source-rect", item.source());
>+    ts.dumpProperty("dest-rect", item.destinationRect());
>+    return ts;
>+}
>+
>+DrawPlatformImage::DrawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+    : DrawingItem(ItemType::DrawPlatformImage)
>+    , m_image(image)
>+    , m_imageSize(imageSize)
>+    , m_destinationRect(destRect)
>+    , m_srcRect(srcRect)
>+    , m_options(options)
>+{
>+}
>+
>+DrawPlatformImage::~DrawPlatformImage() = default;
>+
>+void DrawPlatformImage::apply(GraphicsContext& context) const
>+{
>+    context.drawPlatformImage(m_image, m_imageSize, m_destinationRect, m_srcRect, m_options);
>+}
>+
>+static TextStream& operator<<(TextStream& ts, const DrawPlatformImage& item)
> {
>     ts << static_cast<const DrawingItem&>(item);
>     // FIXME: dump more stuff.
>@@ -1677,6 +1707,7 @@ static TextStream& operator<<(TextStream& ts, const ItemType& type)
>     case ItemType::DrawTiledScaledImage: ts << "draw-tiled-scaled-image"; break;
>     case ItemType::DrawImageBuffer: ts << "draw-image-buffer"; break;
>     case ItemType::DrawNativeImage: ts << "draw-native-image"; break;
>+    case ItemType::DrawPlatformImage: ts << "draw-platform-image"; break;
>     case ItemType::DrawPattern: ts << "draw-pattern"; break;
>     case ItemType::DrawRect: ts << "draw-rect"; break;
>     case ItemType::DrawLine: ts << "draw-line"; break;
>@@ -1800,6 +1831,9 @@ TextStream& operator<<(TextStream& ts, const Item& item)
>     case ItemType::DrawNativeImage:
>         ts << downcast<DrawNativeImage>(item);
>         break;
>+    case ItemType::DrawPlatformImage:
>+        ts << downcast<DrawPlatformImage>(item);
>+        break;
>     case ItemType::DrawPattern:
>         ts << downcast<DrawPattern>(item);
>         break;
>diff --git a/Source/WebCore/platform/graphics/displaylists/DisplayListItems.h b/Source/WebCore/platform/graphics/displaylists/DisplayListItems.h
>index f015be5e86606ecc2f6ce857c1f71167694fe8e3..7b7e9a0e70dec72f8293334c4b9d56a4d32f0248 100644
>--- a/Source/WebCore/platform/graphics/displaylists/DisplayListItems.h
>+++ b/Source/WebCore/platform/graphics/displaylists/DisplayListItems.h
>@@ -1701,27 +1701,30 @@ Optional<Ref<DrawImageBuffer>> DrawImageBuffer::decode(Decoder& decoder)
> 
> class DrawNativeImage : public DrawingItem {
> public:
>-    static Ref<DrawNativeImage> create(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+    static Ref<DrawNativeImage> create(RenderingResourceIdentifier renderingResourceIdentifier, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>     {
>-        return adoptRef(*new DrawNativeImage(image, imageSize, destRect, srcRect, options));
>+        return adoptRef(*new DrawNativeImage(renderingResourceIdentifier, imageSize, destRect, srcRect, options));
>     }
> 
>     WEBCORE_EXPORT virtual ~DrawNativeImage();
> 
>+    RenderingResourceIdentifier renderingResourceIdentifier() const { return m_renderingResourceIdentifier; }
>+    FloatSize imageSize() const { return m_imageSize; }
>     FloatRect source() const { return m_srcRect; }
>     FloatRect destinationRect() const { return m_destinationRect; }
>+    ImagePaintingOptions options() const { return m_options; }
> 
>     template<class Encoder> void encode(Encoder&) const;
>     template<class Decoder> static Optional<Ref<DrawNativeImage>> decode(Decoder&);
> 
> private:
>-    WEBCORE_EXPORT DrawNativeImage(const NativeImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&);
>+    WEBCORE_EXPORT DrawNativeImage(RenderingResourceIdentifier, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&);
> 
>     void apply(GraphicsContext&) const override;
> 
>     Optional<FloatRect> localBounds(const GraphicsContext&) const override { return m_destinationRect; }
> 
>-    NativeImagePtr m_image;
>+    RenderingResourceIdentifier m_renderingResourceIdentifier;
>     FloatSize m_imageSize;
>     FloatRect m_destinationRect;
>     FloatRect m_srcRect;
>@@ -1731,7 +1734,7 @@ private:
> template<class Encoder>
> void DrawNativeImage::encode(Encoder& encoder) const
> {
>-    encoder << m_image;
>+    encoder << m_renderingResourceIdentifier;
>     encoder << m_imageSize;
>     encoder << m_destinationRect;
>     encoder << m_srcRect;
>@@ -1741,7 +1744,77 @@ void DrawNativeImage::encode(Encoder& encoder) const
> template<class Decoder>
> Optional<Ref<DrawNativeImage>> DrawNativeImage::decode(Decoder& decoder)
> {
>-    Optional<NativeImagePtr> image;
>+    Optional<RenderingResourceIdentifier> renderingResourceIdentifier;
>+    decoder >> renderingResourceIdentifier;
>+    if (!renderingResourceIdentifier)
>+        return WTF::nullopt;
>+
>+    Optional<FloatSize> imageSize;
>+    decoder >> imageSize;
>+    if (!imageSize)
>+        return WTF::nullopt;
>+
>+    Optional<FloatRect> destinationRect;
>+    decoder >> destinationRect;
>+    if (!destinationRect)
>+        return WTF::nullopt;
>+
>+    Optional<FloatRect> srcRect;
>+    decoder >> srcRect;
>+    if (!srcRect)
>+        return WTF::nullopt;
>+
>+    Optional<ImagePaintingOptions> options;
>+    decoder >> options;
>+    if (!options)
>+        return WTF::nullopt;
>+
>+    return DrawNativeImage::create(*renderingResourceIdentifier, *imageSize, *destinationRect, *srcRect, *options);
>+}
>+
>+class DrawPlatformImage : public DrawingItem {
>+public:
>+    static Ref<DrawPlatformImage> create(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+    {
>+        return adoptRef(*new DrawPlatformImage(image, imageSize, destRect, srcRect, options));
>+    }
>+
>+    WEBCORE_EXPORT virtual ~DrawPlatformImage();
>+
>+    FloatRect source() const { return m_srcRect; }
>+    FloatRect destinationRect() const { return m_destinationRect; }
>+
>+    template<class Encoder> void encode(Encoder&) const;
>+    template<class Decoder> static Optional<Ref<DrawPlatformImage>> decode(Decoder&);
>+
>+private:
>+    WEBCORE_EXPORT DrawPlatformImage(const PlatformImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&);
>+
>+    void apply(GraphicsContext&) const override;
>+
>+    Optional<FloatRect> localBounds(const GraphicsContext&) const override { return m_destinationRect; }
>+
>+    PlatformImagePtr m_image;
>+    FloatSize m_imageSize;
>+    FloatRect m_destinationRect;
>+    FloatRect m_srcRect;
>+    ImagePaintingOptions m_options;
>+};
>+
>+template<class Encoder>
>+void DrawPlatformImage::encode(Encoder& encoder) const
>+{
>+    encoder << m_image;
>+    encoder << m_imageSize;
>+    encoder << m_destinationRect;
>+    encoder << m_srcRect;
>+    encoder << m_options;
>+}
>+
>+template<class Decoder>
>+Optional<Ref<DrawPlatformImage>> DrawPlatformImage::decode(Decoder& decoder)
>+{
>+    Optional<PlatformImagePtr> image;
>     decoder >> image;
>     if (!image)
>         return WTF::nullopt;
>@@ -1766,7 +1839,7 @@ Optional<Ref<DrawNativeImage>> DrawNativeImage::decode(Decoder& decoder)
>     if (!options)
>         return WTF::nullopt;
> 
>-    return DrawNativeImage::create(*image, *imageSize, *destinationRect, *srcRect, *options);
>+    return DrawPlatformImage::create(*image, *imageSize, *destinationRect, *srcRect, *options);
> }
> 
> class DrawPattern : public DrawingItem {
>@@ -3332,6 +3405,9 @@ void Item::encode(Encoder& encoder) const
>     case ItemType::DrawNativeImage:
>         encoder << downcast<DrawNativeImage>(*this);
>         break;
>+    case ItemType::DrawPlatformImage:
>+        encoder << downcast<DrawPlatformImage>(*this);
>+        break;
>     case ItemType::DrawPattern:
>         encoder << downcast<DrawPattern>(*this);
>         break;
>@@ -3553,6 +3629,10 @@ Optional<Ref<Item>> Item::decode(Decoder& decoder)
>         if (auto item = DrawNativeImage::decode(decoder))
>             return static_reference_cast<Item>(WTFMove(*item));
>         break;
>+    case ItemType::DrawPlatformImage:
>+        if (auto item = DrawPlatformImage::decode(decoder))
>+            return static_reference_cast<Item>(WTFMove(*item));
>+        break;
>     case ItemType::DrawPattern:
>         if (auto item = DrawPattern::decode(decoder))
>             return static_reference_cast<Item>(WTFMove(*item));
>@@ -3727,6 +3807,7 @@ SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawTiledImage)
> SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawTiledScaledImage)
> SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawImageBuffer)
> SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawNativeImage)
>+SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawPlatformImage)
> SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawPattern)
> SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawRect)
> SPECIALIZE_TYPE_TRAITS_DISPLAYLIST_ITEM(DrawLine)
>@@ -3798,6 +3879,7 @@ template<> struct EnumTraits<WebCore::DisplayList::ItemType> {
>     WebCore::DisplayList::ItemType::DrawTiledScaledImage,
>     WebCore::DisplayList::ItemType::DrawImageBuffer,
>     WebCore::DisplayList::ItemType::DrawNativeImage,
>+    WebCore::DisplayList::ItemType::DrawPlatformImage,
>     WebCore::DisplayList::ItemType::DrawPattern,
>     WebCore::DisplayList::ItemType::DrawRect,
>     WebCore::DisplayList::ItemType::DrawLine,
>diff --git a/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.cpp b/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.cpp
>index d142c3779cb993e7372bb8b8887fcc4c752fe989..40fcaaaa4536fb5055f394245fd06cb9cd9fc51f 100644
>--- a/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.cpp
>+++ b/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.cpp
>@@ -194,9 +194,18 @@ bool Recorder::drawImageBuffer(WebCore::ImageBuffer& imageBuffer, const FloatRec
>     return true;
> }
> 
>-void Recorder::drawNativeImage(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+bool Recorder::drawNativeImage(NativeImage& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>-    appendItemAndUpdateExtent(DrawNativeImage::create(image, imageSize, destRect, srcRect, options));
>+    if (!m_delegate || !m_delegate->lockRemoteNativeImage(image))
>+        return false;
>+
>+    appendItemAndUpdateExtent(DrawNativeImage::create(image.renderingResourceIdentifier(), imageSize, destRect, srcRect, options));
>+    return true;
>+}
>+
>+void Recorder::drawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+{
>+    appendItemAndUpdateExtent(DrawPlatformImage::create(image, imageSize, destRect, srcRect, options));
> }
> 
> void Recorder::drawPattern(Image& image, const FloatRect& destRect, const FloatRect& tileRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions& options)
>diff --git a/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.h b/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.h
>index 31c8c896378c0cafbb211289597cee28b4fa75d2..b88956a99b2b995cc83070ba937b716746884511 100644
>--- a/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.h
>+++ b/Source/WebCore/platform/graphics/displaylists/DisplayListRecorder.h
>@@ -66,6 +66,7 @@ public:
>     public:
>         virtual ~Delegate() { }
>         virtual bool lockRemoteImageBuffer(WebCore::ImageBuffer&) { return false; }
>+        virtual bool lockRemoteNativeImage(NativeImage&) { return false; }
>         virtual void willAppendItem(const Item&) { };
>         virtual void didAppendItem(const Item&) { };
>     };
>@@ -108,7 +109,8 @@ private:
>     ImageDrawResult drawTiledImage(Image&, const FloatRect& destination, const FloatRect& source, const FloatSize& tileScaleFactor, Image::TileRule hRule, Image::TileRule vRule, const ImagePaintingOptions&) override;
> 
>     bool drawImageBuffer(WebCore::ImageBuffer&, const FloatRect& destination, const FloatRect& source, const ImagePaintingOptions&) override;
>-    void drawNativeImage(const NativeImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>+    bool drawNativeImage(NativeImage&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>+    void drawPlatformImage(const PlatformImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>     void drawPattern(Image&, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform&, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions&) override;
> 
>     void drawRect(const FloatRect&, float borderThickness) override;
>diff --git a/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.cpp b/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.cpp
>index dc994b731fa8954ef8803adc28f4f271eff589b7..c0aae3a7d49ef2b7d57a916514e60f9896d7d6e5 100644
>--- a/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.cpp
>+++ b/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.cpp
>@@ -46,11 +46,11 @@ public:
>         return adoptRef(*new ImageDecoderGStreamerSample(WTFMove(sample), presentationSize));
>     }
> 
>-    NativeImagePtr image() const
>+    PlatformImagePtr image() const
>     {
>         if (!m_image)
>             return nullptr;
>-        return m_image->image().nativeImage();
>+        return m_image->image().nativeImage()->platformImage();
>     }
>     void dropImage() { m_image = nullptr; }
> 
>@@ -179,7 +179,7 @@ unsigned ImageDecoderGStreamer::frameBytesAtIndex(size_t index, SubsamplingLevel
>     return (frameSize.area() * 4).unsafeGet();
> }
> 
>-NativeImagePtr ImageDecoderGStreamer::createFrameImageAtIndex(size_t index, SubsamplingLevel, const DecodingOptions&)
>+PlatformImagePtr ImageDecoderGStreamer::createFrameImageAtIndex(size_t index, SubsamplingLevel, const DecodingOptions&)
> {
>     LockHolder holder { m_sampleGeneratorLock };
> 
>diff --git a/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.h b/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.h
>index 6e2ea0797bd3cfd3e9d450084968e8d333959a7d..5869d8c86a4194d3e388ec920e5257e782691ab7 100644
>--- a/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.h
>+++ b/Source/WebCore/platform/graphics/gstreamer/ImageDecoderGStreamer.h
>@@ -67,7 +67,7 @@ public:
>     bool frameAllowSubsamplingAtIndex(size_t index) const final { return index <= m_sampleData.size(); }
>     unsigned frameBytesAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const final;
> 
>-    NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
>+    PlatformImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
> 
>     void setExpectedContentSize(long long) final { }
>     void setData(SharedBuffer&, bool allDataReceived) final;
>diff --git a/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp b/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp
>index c4ce12db70fb09d8bb9b22e110d2b73f5e679218..f1f87fbe3ea459cecc625be6c54e36a0aa005a00 100644
>--- a/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp
>+++ b/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp
>@@ -3215,7 +3215,7 @@ bool MediaPlayerPrivateGStreamer::copyVideoTextureToPlatformTexture(GraphicsCont
>     return m_videoTextureCopier->copyVideoTextureToPlatformTexture(*layerBuffer.get(), size, outputTexture, outputTarget, level, internalFormat, format, type, flipY, m_videoSourceOrientation);
> }
> 
>-NativeImagePtr MediaPlayerPrivateGStreamer::nativeImageForCurrentTime()
>+RefPtr<NativeImage> MediaPlayerPrivateGStreamer::nativeImageForCurrentTime()
> {
>     return nullptr;
> }
>diff --git a/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.h b/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.h
>index 18e6d688667d7c32c15e8fcfde7dbc499b51daeb..0ab2c6c914bfe3cad6127ed96062e737908ad109 100644
>--- a/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.h
>+++ b/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.h
>@@ -216,7 +216,7 @@ public:
> 
> #if USE(GSTREAMER_GL)
>     bool copyVideoTextureToPlatformTexture(GraphicsContextGLOpenGL*, PlatformGLObject, GCGLenum, GCGLint, GCGLenum, GCGLenum, GCGLenum, bool, bool) override;
>-    NativeImagePtr nativeImageForCurrentTime() override;
>+    RefPtr<NativeImage> nativeImageForCurrentTime() override;
> #endif
> 
>     void updateEnabledVideoTrack();
>diff --git a/Source/WebCore/platform/graphics/ios/IconIOS.mm b/Source/WebCore/platform/graphics/ios/IconIOS.mm
>index 8136c1fff45b9a3177a968bb6f62b2df8907da55..c24795f509a336ef0d7b171d266446caaef2100b 100644
>--- a/Source/WebCore/platform/graphics/ios/IconIOS.mm
>+++ b/Source/WebCore/platform/graphics/ios/IconIOS.mm
>@@ -33,7 +33,7 @@
> 
> namespace WebCore {
>     
>-Icon::Icon(const NativeImagePtr& image)
>+Icon::Icon(const PlatformImagePtr& image)
>     : m_cgImage(image)
> {
> }
>@@ -47,7 +47,7 @@ RefPtr<Icon> Icon::createIconForFiles(const Vector<String>& /*filenames*/)
>     return nullptr;
> }
> 
>-RefPtr<Icon> Icon::createIconForImage(const RetainPtr<CGImageRef>& image)
>+RefPtr<Icon> Icon::createIconForImage(const PlatformImagePtr& image)
> {
>     if (!image)
>         return nullptr;
>@@ -68,7 +68,7 @@ void Icon::paint(GraphicsContext& context, const FloatRect& destRect)
>     FloatRect srcRect(FloatPoint(), size);
> 
>     context.setImageInterpolationQuality(InterpolationQuality::High);
>-    context.drawNativeImage(m_cgImage.get(), size, destRect, srcRect);
>+    context.drawPlatformImage(m_cgImage, size, destRect, srcRect);
> }
> 
> }
>diff --git a/Source/WebCore/platform/graphics/mac/ImageMac.mm b/Source/WebCore/platform/graphics/mac/ImageMac.mm
>index 6908f107632e89018ca90e990f344877b94b6fb9..9bb502890c6988f37ebddb9235213c5b4fe52bc8 100644
>--- a/Source/WebCore/platform/graphics/mac/ImageMac.mm
>+++ b/Source/WebCore/platform/graphics/mac/ImageMac.mm
>@@ -74,7 +74,7 @@ Ref<Image> Image::loadPlatformResource(const char *name)
>     return Image::nullImage();
> }
> 
>-RetainPtr<CFDataRef> BitmapImage::tiffRepresentation(const Vector<NativeImagePtr>& nativeImages)
>+RetainPtr<CFDataRef> BitmapImage::tiffRepresentation(const Vector<RefPtr<NativeImage>>& nativeImages)
> {
>     // If nativeImages.size() is zero, we know for certain this image doesn't have valid data
>     // Even though the call to CGImageDestinationCreateWithData will fail and we'll handle it gracefully,
>@@ -89,7 +89,7 @@ RetainPtr<CFDataRef> BitmapImage::tiffRepresentation(const Vector<NativeImagePtr
>         return nullptr;
> 
>     for (const auto& nativeImage : nativeImages)
>-        CGImageDestinationAddImage(destination.get(), nativeImage.get(), 0);
>+        CGImageDestinationAddImage(destination.get(), nativeImage->platformImage().get(), 0);
> 
>     CGImageDestinationFinalize(destination.get());
>     return data;
>diff --git a/Source/WebCore/platform/graphics/nicosia/NicosiaImageBufferPipe.cpp b/Source/WebCore/platform/graphics/nicosia/NicosiaImageBufferPipe.cpp
>index 6298cf36073c7ae44f43c6b564422b37b86cf107..fc2cbb68eb2c401bfb1770afbacc968529690872 100644
>--- a/Source/WebCore/platform/graphics/nicosia/NicosiaImageBufferPipe.cpp
>+++ b/Source/WebCore/platform/graphics/nicosia/NicosiaImageBufferPipe.cpp
>@@ -109,11 +109,14 @@ void NicosiaImageBufferPipeSource::handle(std::unique_ptr<ImageBuffer>&& buffer)
>                         return;
> 
>                     auto nativeImage = ImageBuffer::sinkIntoNativeImage(WTFMove(m_imageBuffer));
>-                    auto size = nativeImageSize(nativeImage);
>+                    if (!nativeImage)
>+                        return;
>+
>+                    auto size = nativeImage->size();
> 
>-                    texture->reset(size, nativeImageHasAlpha(nativeImage) ? BitmapTexture::SupportsAlpha : BitmapTexture::NoFlag);
>+                    texture->reset(size, nativeImage->hasAlpha() ? BitmapTexture::SupportsAlpha : BitmapTexture::NoFlag);
> #if USE(CAIRO)
>-                    auto* surface = nativeImage.get();
>+                    auto* surface = nativeImage->platformImage().get();
>                     auto* imageData = reinterpret_cast<const char*>(cairo_image_surface_get_data(surface));
>                     texture->updateContents(imageData, IntRect(IntPoint(), size), IntPoint(), cairo_image_surface_get_stride(surface));
> #else
>diff --git a/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.cpp b/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.cpp
>index a2c9e093fc14ba5c1e829c4b24e16540037a4455..2e9eec8ff46ef494fd9b31e00b99e7e448ed33f1 100644
>--- a/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.cpp
>+++ b/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.cpp
>@@ -555,25 +555,31 @@ bool CairoOperationRecorder::drawImageBuffer(ImageBuffer&, const FloatRect&, con
>     return false;
> }
> 
>-void CairoOperationRecorder::drawNativeImage(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+bool CairoOperationRecorder::drawNativeImage(NativeImage&, const FloatSize&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&)
> {
>-    struct DrawNativeImage final : PaintingOperation, OperationData<RefPtr<cairo_surface_t>, FloatRect, FloatRect, ImagePaintingOptions, float, Cairo::ShadowState> {
>-        virtual ~DrawNativeImage() = default;
>+    // FIXME: Not implemented.
>+    return false;
>+}
>+
>+void CairoOperationRecorder::drawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+{
>+    struct DrawPlatformImage final : PaintingOperation, OperationData<RefPtr<cairo_surface_t>, FloatRect, FloatRect, ImagePaintingOptions, float, Cairo::ShadowState> {
>+        virtual ~DrawPlatformImage() = default;
> 
>         void execute(PaintingOperationReplay& replayer) override
>         {
>-            Cairo::drawNativeImage(contextForReplay(replayer), arg<0>().get(), arg<1>(), arg<2>(), arg<3>(), arg<4>(), arg<5>());
>+            Cairo::drawPlatformImage(contextForReplay(replayer), arg<0>().get(), arg<1>(), arg<2>(), arg<3>(), arg<4>(), arg<5>());
>         }
> 
>         void dump(TextStream& ts) override
>         {
>-            ts << indent << "DrawNativeImage<>\n";
>+            ts << indent << "DrawPlatformImage<>\n";
>         }
>     };
> 
>     UNUSED_PARAM(imageSize);
>     auto& state = graphicsContext().state();
>-    append(createCommand<DrawNativeImage>(RefPtr<cairo_surface_t>(image.get()), destRect, srcRect, ImagePaintingOptions(options, state.imageInterpolationQuality), state.alpha, Cairo::ShadowState(state)));
>+    append(createCommand<DrawPlatformImage>(RefPtr<cairo_surface_t>(image.get()), destRect, srcRect, ImagePaintingOptions(options, state.imageInterpolationQuality), state.alpha, Cairo::ShadowState(state)));
> }
> 
> void CairoOperationRecorder::drawPattern(Image& image, const FloatRect& destRect, const FloatRect& tileRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions& options)
>@@ -594,7 +600,7 @@ void CairoOperationRecorder::drawPattern(Image& image, const FloatRect& destRect
> 
>     UNUSED_PARAM(spacing);
>     if (auto surface = image.nativeImageForCurrentFrame())
>-        append(createCommand<DrawPattern>(WTFMove(surface), IntSize(image.size()), destRect, tileRect, patternTransform, phase, options));
>+        append(createCommand<DrawPattern>(WTFMove(surface->platformImage()), IntSize(image.size()), destRect, tileRect, patternTransform, phase, options));
> }
> 
> void CairoOperationRecorder::drawRect(const FloatRect& rect, float borderThickness)
>@@ -1079,7 +1085,7 @@ void CairoOperationRecorder::clipToImageBuffer(ImageBuffer& buffer, const FloatR
>         return;
> 
>     if (auto surface = image->nativeImageForCurrentFrame())
>-        append(createCommand<ClipToImageBuffer>(RefPtr<cairo_surface_t>(surface.get()), destRect));
>+        append(createCommand<ClipToImageBuffer>(RefPtr<cairo_surface_t>(surface->platformImage().get()), destRect));
> }
> 
> void CairoOperationRecorder::applyDeviceScaleFactor(float)
>diff --git a/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.h b/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.h
>index 38093d4135b4d7b6511a16087aff13f603ed13ba..d884a1f2c795a773ce7fadbd74d9005c253277e9 100644
>--- a/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.h
>+++ b/Source/WebCore/platform/graphics/nicosia/cairo/NicosiaCairoOperationRecorder.h
>@@ -69,7 +69,8 @@ private:
>     WebCore::ImageDrawResult drawTiledImage(WebCore::Image&, const WebCore::FloatRect&, const WebCore::FloatRect&, const WebCore::FloatSize&, WebCore::Image::TileRule, WebCore::Image::TileRule, const WebCore::ImagePaintingOptions&) override;
> 
>     bool drawImageBuffer(WebCore::ImageBuffer&, const WebCore::FloatRect& destination, const WebCore::FloatRect& source, const WebCore::ImagePaintingOptions&) override;
>-    void drawNativeImage(const WebCore::NativeImagePtr&, const WebCore::FloatSize&, const WebCore::FloatRect&, const WebCore::FloatRect&, const WebCore::ImagePaintingOptions&) override;
>+    bool drawNativeImage(WebCore::NativeImage&, const WebCore::FloatSize& selfSize, const WebCore::FloatRect& destRect, const WebCore::FloatRect& srcRect, const WebCore::ImagePaintingOptions&) override;
>+    void drawPlatformImage(const WebCore::PlatformImagePtr&, const WebCore::FloatSize& selfSize, const WebCore::FloatRect& destRect, const WebCore::FloatRect& srcRect, const WebCore::ImagePaintingOptions&) override;
>     void drawPattern(WebCore::Image&, const WebCore::FloatRect&, const WebCore::FloatRect&, const WebCore::AffineTransform&, const WebCore::FloatPoint&, const WebCore::FloatSize&, const WebCore::ImagePaintingOptions&) override;
> 
>     void drawRect(const WebCore::FloatRect&, float) override;
>diff --git a/Source/WebCore/platform/graphics/texmap/BitmapTextureGL.cpp b/Source/WebCore/platform/graphics/texmap/BitmapTextureGL.cpp
>index 826d2da5bdeeb6795fd07f151424180c8ab5d0c9..a611092ec91470092260d8b04b7ca351c76f46ff 100644
>--- a/Source/WebCore/platform/graphics/texmap/BitmapTextureGL.cpp
>+++ b/Source/WebCore/platform/graphics/texmap/BitmapTextureGL.cpp
>@@ -151,7 +151,7 @@ void BitmapTextureGL::updateContents(Image* image, const IntRect& targetRect, co
> {
>     if (!image)
>         return;
>-    NativeImagePtr frameImage = image->nativeImageForCurrentFrame();
>+    auto frameImage = image->nativeImageForCurrentFrame();
>     if (!frameImage)
>         return;
> 
>@@ -159,7 +159,7 @@ void BitmapTextureGL::updateContents(Image* image, const IntRect& targetRect, co
>     const char* imageData;
> 
> #if USE(CAIRO)
>-    cairo_surface_t* surface = frameImage.get();
>+    cairo_surface_t* surface = frameImage->platformImage().get();
>     imageData = reinterpret_cast<const char*>(cairo_image_surface_get_data(surface));
>     bytesPerLine = cairo_image_surface_get_stride(surface);
> #elif USE(DIRECT2D)
>diff --git a/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.cpp b/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.cpp
>index 2abf4382d300f4e1d3321931ea99da444fa1e38f..0ddfa964a1eb0bec5c63fbd90f1a1258e519b47c 100644
>--- a/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.cpp
>+++ b/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.cpp
>@@ -39,7 +39,6 @@ Ref<GraphicsLayer> GraphicsLayer::create(GraphicsLayerFactory* factory, Graphics
> 
> GraphicsLayerTextureMapper::GraphicsLayerTextureMapper(Type layerType, GraphicsLayerClient& client)
>     : GraphicsLayer(layerType, client)
>-    , m_compositedNativeImagePtr(0)
>     , m_changeMask(NoChanges)
>     , m_needsDisplay(false)
>     , m_debugBorderWidth(0)
>@@ -294,26 +293,26 @@ void GraphicsLayerTextureMapper::setContentsToImage(Image* image)
> {
>     if (image) {
>         // Make the decision about whether the image has changed.
>-        // This code makes the assumption that pointer equality on a NativeImagePtr is a valid way to tell if the image is changed.
>+        // This code makes the assumption that pointer equality on a PlatformImagePtr is a valid way to tell if the image is changed.
>         // This assumption is true for the GTK+ port.
>-        NativeImagePtr newNativeImagePtr = image->nativeImageForCurrentFrame();
>-        if (!newNativeImagePtr)
>+        auto newNativeImage = image->nativeImageForCurrentFrame();
>+        if (!newNativeImage)
>             return;
> 
>-        if (newNativeImagePtr == m_compositedNativeImagePtr)
>+        if (newNativeImage == m_compositedNativeImage)
>             return;
> 
>-        m_compositedNativeImagePtr = newNativeImagePtr;
>+        m_compositedNativeImage = newNativeImage;
>         if (!m_compositedImage)
>             m_compositedImage = TextureMapperTiledBackingStore::create();
>         m_compositedImage->setContentsToImage(image);
>         m_compositedImage->updateContentsScale(pageScaleFactor() * deviceScaleFactor());
>     } else {
>-        m_compositedNativeImagePtr = nullptr;
>+        m_compositedNativeImage = nullptr;
>         m_compositedImage = nullptr;
>     }
> 
>-    setContentsToPlatformLayer(m_compositedImage.get(), ContentsLayerPurpose::Image);
>+    setContentsToPlatformLayer(m_compositedImage->platformImage().get(), ContentsLayerPurpose::Image);
>     notifyChange(ContentChange);
>     GraphicsLayer::setContentsToImage(image);
> }
>diff --git a/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.h b/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.h
>index 3b3a4833015c5c79cd6e6c930e2b577f414f4154..58f4f365d257347729327afbcad18c7c14c3ee9f 100644
>--- a/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.h
>+++ b/Source/WebCore/platform/graphics/texmap/GraphicsLayerTextureMapper.h
>@@ -25,6 +25,7 @@
> #include "GraphicsLayer.h"
> #include "GraphicsLayerClient.h"
> #include "Image.h"
>+#include "NativeImage.h"
> #include "TextureMapperLayer.h"
> #include "TextureMapperPlatformLayer.h"
> #include "TextureMapperTiledBackingStore.h"
>@@ -155,7 +156,7 @@ private:
>     TextureMapperLayer m_layer;
>     std::unique_ptr<TextureMapperLayer> m_backdropLayer;
>     RefPtr<TextureMapperTiledBackingStore> m_compositedImage;
>-    NativeImagePtr m_compositedNativeImagePtr;
>+    RefPtr<NativeImage> m_compositedNativeImage;
>     RefPtr<TextureMapperTiledBackingStore> m_backingStore;
> 
>     int m_changeMask;
>diff --git a/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.cpp b/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.cpp
>index d52c5db07760ef7cf15f09c28378fcfd4d80d953..7133924c91b927f9101ab096cab366270c4481a0 100644
>--- a/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.cpp
>+++ b/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.cpp
>@@ -138,7 +138,6 @@ CoordinatedGraphicsLayer::CoordinatedGraphicsLayer(Type layerType, GraphicsLayer
>     , m_pendingVisibleRectAdjustment(false)
>     , m_shouldUpdatePlatformLayer(false)
>     , m_coordinator(0)
>-    , m_compositedNativeImagePtr(0)
>     , m_animationStartedTimer(*this, &CoordinatedGraphicsLayer::animationStartedTimerFired)
>     , m_requestPendingTileCreationTimer(RunLoop::main(), this, &CoordinatedGraphicsLayer::requestPendingTileCreationTimerFired)
> {
>@@ -585,12 +584,12 @@ void CoordinatedGraphicsLayer::setShowRepaintCounter(bool show)
> 
> void CoordinatedGraphicsLayer::setContentsToImage(Image* image)
> {
>-    NativeImagePtr nativeImagePtr = image ? image->nativeImageForCurrentFrame() : nullptr;
>-    if (m_compositedImage == image && m_compositedNativeImagePtr == nativeImagePtr)
>+    auto nativeImage = image ? image->nativeImageForCurrentFrame() : nullptr;
>+    if (m_compositedImage == image && m_compositedNativeImage == nativeImage)
>         return;
> 
>     m_compositedImage = image;
>-    m_compositedNativeImagePtr = nativeImagePtr;
>+    m_compositedNativeImage = nativeImage;
> 
>     GraphicsLayer::setContentsToImage(image);
>     notifyFlushRequired();
>@@ -849,11 +848,11 @@ void CoordinatedGraphicsLayer::flushCompositingStateForThisLayerOnly()
>     m_nicosia.delta.animatedBackingStoreClientChanged = true;
> 
>     // Determine image backing presence according to the composited image source.
>-    if (m_compositedNativeImagePtr) {
>+    if (m_compositedNativeImage) {
>         ASSERT(m_compositedImage);
>         auto& image = *m_compositedImage;
>         uintptr_t imageID = reinterpret_cast<uintptr_t>(&image);
>-        uintptr_t nativeImageID = reinterpret_cast<uintptr_t>(m_compositedNativeImagePtr.get());
>+        uintptr_t nativeImageID = reinterpret_cast<uintptr_t>(m_compositedNativeImage->platformImage().get());
> 
>         // Respawn the ImageBacking object if the underlying image changed.
>         if (m_nicosia.imageBacking) {
>diff --git a/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.h b/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.h
>index ee8f57879ada6c91f0399192ef95c924ece13e41..9f0e1496bdcc5d2db6a9e66b024235d3724a6258 100644
>--- a/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.h
>+++ b/Source/WebCore/platform/graphics/texmap/coordinated/CoordinatedGraphicsLayer.h
>@@ -223,7 +223,7 @@ private:
>     } m_needsDisplay;
> 
>     RefPtr<Image> m_compositedImage;
>-    NativeImagePtr m_compositedNativeImagePtr;
>+    RefPtr<NativeImage> m_compositedNativeImage;
> 
>     Timer m_animationStartedTimer;
>     RunLoop::Timer<CoordinatedGraphicsLayer> m_requestPendingTileCreationTimer;
>diff --git a/Source/WebCore/platform/graphics/win/GraphicsContextDirect2D.cpp b/Source/WebCore/platform/graphics/win/GraphicsContextDirect2D.cpp
>index 57ba858ff99c2db29f5d91492e6aac8ed974ec99..1780729388465c96e809063a38eaba4be1437eaa 100644
>--- a/Source/WebCore/platform/graphics/win/GraphicsContextDirect2D.cpp
>+++ b/Source/WebCore/platform/graphics/win/GraphicsContextDirect2D.cpp
>@@ -207,11 +207,16 @@ void GraphicsContext::restorePlatformState()
>     Direct2D::restore(*platformContext());
> }
> 
>-void GraphicsContext::platformDrawNativeImage(const COMPtr<ID2D1Bitmap>& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+void GraphicsContext::drawPlatformImage(const COMPtr<ID2D1Bitmap>& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>     if (paintingDisabled())
>         return;
> 
>+    if (m_impl) {
>+        m_impl->drawPlatformImage(image, imageSize, destRect, srcRect, options);
>+        return;
>+    }
>+
>     ASSERT(hasPlatformContext());
>     auto& state = this->state();
>     Direct2D::drawNativeImage(*platformContext(), image.get(), imageSize, destRect, srcRect, options, state.alpha, Direct2D::ShadowState(state));
>diff --git a/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.cpp b/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.cpp
>index c53d8bf85c09938829248f82ddd91c9de33c0783..a56a3b419d5ed4c43e4f6f1ba8aca560364c0b6b 100644
>--- a/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.cpp
>+++ b/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.cpp
>@@ -283,7 +283,12 @@ ImageDrawResult GraphicsContextImplDirect2D::drawTiledImage(Image& image, const
>     return GraphicsContextImpl::drawTiledImageImpl(graphicsContext(), image, destination, source, tileScaleFactor, hRule, vRule, imagePaintingOptions);
> }
> 
>-void GraphicsContextImplDirect2D::drawNativeImage(const NativeImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+void GraphicsContextImplDirect2D::drawNativeImage(const NativeImage& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
>+{
>+    drawPlatformImage(image.platformImage(), imageSize, destRect, srcRect, options);
>+}
>+
>+void GraphicsContextImplDirect2D::drawPlatformImage(const PlatformImagePtr& image, const FloatSize& imageSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions& options)
> {
>     auto& state = graphicsContext().state();
>     Direct2D::drawNativeImage(m_platformContext, image.get(), imageSize, destRect, srcRect, options, state.alpha, Direct2D::ShadowState(state));
>diff --git a/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.h b/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.h
>index 95eb370b75bade039d6f94872aeaf4cf1e5e53cc..5f90ff1f1b9f02bb317b163df73613c26fb5da4c 100644
>--- a/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.h
>+++ b/Source/WebCore/platform/graphics/win/GraphicsContextImplDirect2D.h
>@@ -71,7 +71,10 @@ public:
>     ImageDrawResult drawImage(Image&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&) override;
>     ImageDrawResult drawTiledImage(Image&, const FloatRect&, const FloatPoint&, const FloatSize&, const FloatSize&, const ImagePaintingOptions&) override;
>     ImageDrawResult drawTiledImage(Image&, const FloatRect&, const FloatRect&, const FloatSize&, Image::TileRule, Image::TileRule, const ImagePaintingOptions&) override;
>-    void drawNativeImage(const NativeImagePtr&, const FloatSize&, const FloatRect&, const FloatRect&, const ImagePaintingOptions&) override;
>+    
>+    bool drawImageBuffer(ImageBuffer&, const FloatRect& destination, const FloatRect& source, const ImagePaintingOptions&) override;
>+    bool drawNativeImage(NativeImage&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>+    void drawPlatformImage(const PlatformImagePtr&, const FloatSize& selfSize, const FloatRect& destRect, const FloatRect& srcRect, const ImagePaintingOptions&) override;
>     void drawPattern(Image&, const FloatRect&, const FloatRect&, const AffineTransform&, const FloatPoint&, const FloatSize&, const ImagePaintingOptions&) override;
> 
>     void drawRect(const FloatRect&, float) override;
>diff --git a/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.cpp b/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.cpp
>index 7d248e6d58d98c928e3acef22e697b64e81c5c94..656cb14e7288f23a8917f22889da73e9bc94a3b8 100644
>--- a/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.cpp
>+++ b/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.cpp
>@@ -64,7 +64,7 @@ std::unique_ptr<ImageBufferDirect2DBackend> ImageBufferDirect2DBackend::create(c
>     if (!bitmapContext)
>         return;
> 
>-    NativeImagePtr bitmap;
>+    PlatformImagePtr bitmap;
>     HRESULT hr = bitmapContext->GetBitmap(&bitmap);
>     if (!SUCCEEDED(hr))
>         return;
>@@ -90,7 +90,7 @@ std::unique_ptr<ImageBufferDirect2DBackend> ImageBufferDirect2DBackend::create(c
>     return ImageBufferDirect2DBackend::create(size, 1, ColorSpace::SRGB, nullptr);
> }
> 
>-ImageBufferDirect2DBackend::ImageBufferDirect2DBackend(const FloatSize& logicalSize, const IntSize& backendSize, float resolutionScale, ColorSpace colorSpace, std::unique_ptr<PlatformContextDirect2D>&& platformContext, std::unique_ptr<GraphicsContext>&& context, NativeImagePtr&& bitmap)
>+ImageBufferDirect2DBackend::ImageBufferDirect2DBackend(const FloatSize& logicalSize, const IntSize& backendSize, float resolutionScale, ColorSpace colorSpace, std::unique_ptr<PlatformContextDirect2D>&& platformContext, std::unique_ptr<GraphicsContext>&& context, PlatformImagePtr&& bitmap)
>     : ImageBufferCGBackend(logicalSize, backendSize, resolutionScale, colorSpace)
>     , m_platformContext(WTFMove(platformContext))
>     , m_context(WTFMove(context))
>@@ -108,7 +108,7 @@ void ImageBufferDirect2DBackend::flushContext()
>     context().flush();
> }
> 
>-NativeImagePtr ImageBufferDirect2DBackend::copyNativeImage(BackingStoreCopy copyBehavior) const
>+RefPtr<NativeImage> ImageBufferDirect2DBackend::copyNativeImage(BackingStoreCopy copyBehavior) const
> {
>     COMPtr<ID2D1BitmapRenderTarget> bitmapTarget;
>     HRESULT hr = context().platformContext()->renderTarget()->QueryInterface(&bitmapTarget);
>@@ -133,10 +133,10 @@ NativeImagePtr ImageBufferDirect2DBackend::copyNativeImage(BackingStoreCopy copy
> 
>     }
> 
>-    return image;
>+    return NativeImage::create(WTFMove(image));
> }
> 
>-static NativeImagePtr createCroppedImageIfNecessary(ID2D1BitmapRenderTarget* bitmapTarget, ID2D1Bitmap* image, const IntSize& bounds)
>+static PlatformImagePtr createCroppedImageIfNecessary(ID2D1BitmapRenderTarget* bitmapTarget, ID2D1Bitmap* image, const IntSize& bounds)
> {
>     FloatSize imageSize = image ? nativeImageSize(image) : FloatSize();
> 
>@@ -170,11 +170,11 @@ static RefPtr<Image> createBitmapImageAfterScalingIfNeeded(ID2D1BitmapRenderTarg
> 
> RefPtr<Image> ImageBufferDirect2DBackend::copyImage(BackingStoreCopy copyBehavior, PreserveResolution preserveResolution) const
> {
>-    NativeImagePtr image;
>+    PlatformImagePtr image;
>     if (m_resolutionScale == 1 || preserveResolution == PreserveResolution::Yes)
>-        image = copyNativeImage(copyBehavior);
>+        image = copyNativeImage(copyBehavior)->platformImage();
>     else
>-        image = copyNativeImage(DontCopyBackingStore);
>+        image = copyNativeImage(DontCopyBackingStore)->platformImage();
> 
>     auto bitmapTarget = reinterpret_cast<ID2D1BitmapRenderTarget*>(context().platformContext());
>     return createBitmapImageAfterScalingIfNeeded(bitmapTarget, WTFMove(image), internalSize(), resolutionScale(), preserveResolution);
>@@ -187,11 +187,11 @@ RefPtr<Image> ImageBufferDirect2DBackend::sinkIntoImage(PreserveResolution prese
>     if (!SUCCEEDED(hr))
>         return nullptr;
> 
>-    NativeImagePtr image = copyNativeImage(DontCopyBackingStore);
>+    PlatformImagePtr image = copyNativeImage(DontCopyBackingStore)->platformImage();
>     return createBitmapImageAfterScalingIfNeeded(bitmapTarget.get(), WTFMove(image), internalSize(), resolutionScale(), preserveResolution);
> }
> 
>-NativeImagePtr ImageBufferDirect2DBackend::compatibleBitmap(ID2D1RenderTarget* renderTarget)
>+PlatformImagePtr ImageBufferDirect2DBackend::compatibleBitmap(ID2D1RenderTarget* renderTarget)
> {
>     loadDataToBitmapIfNeeded();
> 
>diff --git a/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.h b/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.h
>index cef39ea79211d5f18df650499479246c457dc261..1d574aeecdb9d2280214f1c0caf5fc5600911446 100644
>--- a/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.h
>+++ b/Source/WebCore/platform/graphics/win/ImageBufferDirect2DBackend.h
>@@ -42,7 +42,7 @@ public:
>     GraphicsContext& context() const override;
>     void flushContext() override;
> 
>-    NativeImagePtr copyNativeImage(BackingStoreCopy = CopyBackingStore) const override;
>+    RefPtr<NativeImage> copyNativeImage(BackingStoreCopy = CopyBackingStore) const override;
>     RefPtr<Image> copyImage(BackingStoreCopy, PreserveResolution) const override;
> 
>     RefPtr<Image> sinkIntoImage(PreserveResolution) override;
>@@ -59,7 +59,7 @@ protected:
> 
>     std::unique_ptr<PlatformContextDirect2D> m_platformContext;
>     std::unique_ptr<GraphicsContext> m_context;
>-    NativeImagePtr m_bitmap;
>+    PlatformImagePtr m_bitmap;
> };
> 
> } // namespace WebCore
>diff --git a/Source/WebCore/platform/graphics/win/ImageCGWin.cpp b/Source/WebCore/platform/graphics/win/ImageCGWin.cpp
>index 74d36dfd58c376e84f93b9d4e92133d553cd3a4b..903c52d330b3b9cc55b5daa6533c0a31f4e42d29 100644
>--- a/Source/WebCore/platform/graphics/win/ImageCGWin.cpp
>+++ b/Source/WebCore/platform/graphics/win/ImageCGWin.cpp
>@@ -91,8 +91,8 @@ void BitmapImage::drawFrameMatchingSourceSize(GraphicsContext& ctxt, const Float
> {
>     size_t frames = frameCount();
>     for (size_t i = 0; i < frames; ++i) {
>-        CGImageRef image = frameImageAtIndex(i).get();
>-        if (image && CGImageGetHeight(image) == static_cast<size_t>(srcSize.height()) && CGImageGetWidth(image) == static_cast<size_t>(srcSize.width())) {
>+        auto image = frameImageAtIndex(i);
>+        if (image && image->size() == srcSize) {
>             size_t currentFrame = m_currentFrame;
>             m_currentFrame = i;
>             draw(ctxt, dstRect, FloatRect(0.0f, 0.0f, srcSize.width(), srcSize.height()), { compositeOp });
>diff --git a/Source/WebCore/platform/graphics/win/ImageCairoWin.cpp b/Source/WebCore/platform/graphics/win/ImageCairoWin.cpp
>index d4eafc599a00f23957892e3caa2e85ebce3805c0..ccaebe6442d10f8369678bbb4077d6d8a4c97c01 100644
>--- a/Source/WebCore/platform/graphics/win/ImageCairoWin.cpp
>+++ b/Source/WebCore/platform/graphics/win/ImageCairoWin.cpp
>@@ -93,7 +93,11 @@ void BitmapImage::drawFrameMatchingSourceSize(GraphicsContext& ctxt, const Float
> {
>     size_t frames = frameCount();
>     for (size_t i = 0; i < frames; ++i) {
>-        auto surface = frameImageAtIndex(i);
>+        auto nativeImage = frameImageAtIndex(i);
>+        if (!nativeImage)
>+            continue;
>+
>+        auto surface = nativeImage.platformImage();
>         if (!surface)
>             continue;
> 
>diff --git a/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.cpp b/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.cpp
>index 21c19ec63b54690fcc29cd806d3477da6964dc35..77b1a4a18881c0b5a223970cf01476e1e91e624a 100644
>--- a/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.cpp
>+++ b/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.cpp
>@@ -240,7 +240,7 @@ void ImageDecoderDirect2D::setTargetContext(ID2D1RenderTarget* renderTarget)
>     m_renderTarget = renderTarget;
> }
> 
>-NativeImagePtr ImageDecoderDirect2D::createFrameImageAtIndex(size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions&)
>+PlatformImagePtr ImageDecoderDirect2D::createFrameImageAtIndex(size_t index, SubsamplingLevel subsamplingLevel, const DecodingOptions&)
> {
>     if (!m_nativeDecoder)
>         return nullptr;
>diff --git a/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.h b/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.h
>index 76d7aca93e392427b265354caf2e32eeaccf17e0..c0dcafd6954c57deb39204e9fbb06ad0b1c9112d 100644
>--- a/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.h
>+++ b/Source/WebCore/platform/graphics/win/ImageDecoderDirect2D.h
>@@ -70,7 +70,7 @@ public:
>     bool frameAllowSubsamplingAtIndex(size_t) const final;
>     unsigned frameBytesAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const final;
> 
>-    NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
>+    PlatformImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final;
> 
>     void setData(SharedBuffer&, bool allDataReceived) final;
>     bool isAllDataReceived() const final { return m_isAllDataReceived; }
>diff --git a/Source/WebCore/platform/graphics/win/NativeImageDirect2D.cpp b/Source/WebCore/platform/graphics/win/NativeImageDirect2D.cpp
>index 90f78c238f18f99bc509c1e309183fcaf8a48c9f..eac7cbe617b9b7f95aaf67cab959969c9d9ca0f9 100644
>--- a/Source/WebCore/platform/graphics/win/NativeImageDirect2D.cpp
>+++ b/Source/WebCore/platform/graphics/win/NativeImageDirect2D.cpp
>@@ -50,60 +50,36 @@ static IWICImagingFactory* imagingFactory()
>     return imagingFactory;
> }
> 
>-IntSize nativeImageSize(const NativeImagePtr& image)
>+IntSize NativeImage::size(const PlatformImagePtr& platformImage)
> {
>-    UINT width = 0;
>-    UINT height = 0;
>-    if (!image)
>-        return { };
>-
>-    return image->GetPixelSize();
>+    return platformImage ? platformImage->GetPixelSize() : IntSize();
> }
> 
>-bool nativeImageHasAlpha(const NativeImagePtr& image)
>+bool NativeImage::hasAlpha() const
> {
>-    if (!image)
>+    if (!m_platformImage)
>         return false;
> 
>-    D2D1_PIXEL_FORMAT pixelFormat = image->GetPixelFormat();
>+    D2D1_PIXEL_FORMAT pixelFormat = m_platformImage->GetPixelFormat();
>     return pixelFormat.alphaMode != D2D1_ALPHA_MODE_IGNORE;
> }
> 
>-Color nativeImageSinglePixelSolidColor(const NativeImagePtr& image)
>+Color NativeImage::singlePixelSolidColor() const
> {
>-    if (!image || nativeImageSize(image) != IntSize(1, 1))
>+    if (!m_platformImage || size() != IntSize(1, 1))
>         return Color();
> 
>     notImplemented();
>-
>     return Color();
> }
> 
>-void drawNativeImage(const NativeImagePtr& image, GraphicsContext& context, const FloatRect& destRect, const FloatRect& srcRect, const IntSize& srcSize, const ImagePaintingOptions& options)
>-{
>-    auto* platformContext = context.platformContext();
>-
>-    // Subsampling may have given us an image that is smaller than size().
>-    IntSize subsampledImageSize = nativeImageSize(image);
>-
>-    // srcRect is in the coordinates of the unsubsampled image, so we have to map it to the subsampled image.
>-    FloatRect adjustedSrcRect = srcRect;
>-    if (subsampledImageSize != srcSize)
>-        adjustedSrcRect = mapRect(srcRect, FloatRect({ }, srcSize), FloatRect({ }, subsampledImageSize));
>-
>-    auto& state = context.state();
>-    Direct2D::drawNativeImage(*platformContext, image.get(), subsampledImageSize, destRect, adjustedSrcRect, options, state.alpha, Direct2D::ShadowState(state));
>-}
>-
>-void clearNativeImageSubimages(const NativeImagePtr& image)
>+void NativeImage::clearSubimages()
> {
>     notImplemented();
>-
> #if CACHE_SUBIMAGES
>-    if (image)
>-        subimageCache().clearImage(image.get());
>+    if (m_platformImage)
>+        SubimageCacheWithTimer::clearImage(m_platformImage.get());
> #endif
> }
> 
>-
> }
>diff --git a/Source/WebCore/platform/image-decoders/ScalableImageDecoder.cpp b/Source/WebCore/platform/image-decoders/ScalableImageDecoder.cpp
>index 73b51eb85369cae8f978151041fea1c2df5a8831..74a60cb8378e21b3e4362d1827e70b51f5ef50c8 100644
>--- a/Source/WebCore/platform/image-decoders/ScalableImageDecoder.cpp
>+++ b/Source/WebCore/platform/image-decoders/ScalableImageDecoder.cpp
>@@ -204,7 +204,7 @@ Seconds ScalableImageDecoder::frameDurationAtIndex(size_t index) const
>     return duration;
> }
> 
>-NativeImagePtr ScalableImageDecoder::createFrameImageAtIndex(size_t index, SubsamplingLevel, const DecodingOptions&)
>+PlatformImagePtr ScalableImageDecoder::createFrameImageAtIndex(size_t index, SubsamplingLevel, const DecodingOptions&)
> {
>     LockHolder lockHolder(m_mutex);
>     // Zero-height images can cause problems for some ports. If we have an empty image dimension, just bail.
>diff --git a/Source/WebCore/platform/image-decoders/ScalableImageDecoder.h b/Source/WebCore/platform/image-decoders/ScalableImageDecoder.h
>index 88c90b6e8a2d34c90220dda96d4fcf757632088f..283222ec3bb3857473acb97d7e5104f72ed4bbbe 100644
>--- a/Source/WebCore/platform/image-decoders/ScalableImageDecoder.h
>+++ b/Source/WebCore/platform/image-decoders/ScalableImageDecoder.h
>@@ -144,7 +144,7 @@ public:
> 
>     Seconds frameDurationAtIndex(size_t) const final;
> 
>-    NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) override;
>+    PlatformImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) override;
> 
>     void setIgnoreGammaAndColorProfile(bool flag) { m_ignoreGammaAndColorProfile = flag; }
>     bool ignoresGammaAndColorProfile() const { return m_ignoreGammaAndColorProfile; }
>diff --git a/Source/WebCore/platform/image-decoders/cairo/ImageBackingStoreCairo.cpp b/Source/WebCore/platform/image-decoders/cairo/ImageBackingStoreCairo.cpp
>index b835a69cbc45b7b892e0e7bfa19ff01995becb50..60120374f9c43168a6521b69c54afbe2a00f55f7 100644
>--- a/Source/WebCore/platform/image-decoders/cairo/ImageBackingStoreCairo.cpp
>+++ b/Source/WebCore/platform/image-decoders/cairo/ImageBackingStoreCairo.cpp
>@@ -30,7 +30,7 @@
> 
> namespace WebCore {
> 
>-NativeImagePtr ImageBackingStore::image() const
>+PlatformImagePtr ImageBackingStore::image() const
> {
>     m_pixels->ref();
>     RefPtr<cairo_surface_t> surface = adoptRef(cairo_image_surface_create_for_data(
>diff --git a/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.cpp b/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.cpp
>index 98194d143e0d2cfd0b96140ebe76af031fa181c2..3f4e4dcf42c0fa93ef9ab62dd22a97c513870663 100644
>--- a/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.cpp
>+++ b/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.cpp
>@@ -239,11 +239,11 @@ void DisplayCaptureSourceCocoa::emitFrame()
> 
>             return IntSize(IOSurfaceGetWidth(surface.get()), IOSurfaceGetHeight(surface.get()));
>         },
>-        [](RetainPtr<CGImageRef> image) -> IntSize {
>+        [](RefPtr<NativeImage> image) -> IntSize {
>             if (!image)
>                 return { };
> 
>-            return IntSize(CGImageGetWidth(image.get()), CGImageGetHeight(image.get()));
>+            return image->size();
>         }
>     );
> 
>@@ -263,11 +263,11 @@ void DisplayCaptureSourceCocoa::emitFrame()
> 
>             return m_imageTransferSession->createMediaSample(surface.get(), sampleTime, size());
>         },
>-        [this, sampleTime](RetainPtr<CGImageRef> image) -> RefPtr<MediaSample> {
>+        [this, sampleTime](RefPtr<NativeImage> image) -> RefPtr<MediaSample> {
>             if (!image)
>                 return nullptr;
> 
>-            return m_imageTransferSession->createMediaSample(image.get(), sampleTime, size());
>+            return m_imageTransferSession->createMediaSample(image->platformImage().get(), sampleTime, size());
>         }
>     );
> 
>diff --git a/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.h b/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.h
>index ffc14bca65f618e2cabe5e8eeb2ded643740def4..0b6b244a48493d2a5ec4deb23382338aaac678dc 100644
>--- a/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.h
>+++ b/Source/WebCore/platform/mediastream/mac/DisplayCaptureSourceCocoa.h
>@@ -52,7 +52,7 @@ class PixelBufferConformerCV;
> 
> class DisplayCaptureSourceCocoa final : public RealtimeMediaSource {
> public:
>-    using DisplayFrameType = WTF::Variant<RetainPtr<CGImageRef>, RetainPtr<IOSurfaceRef>>;
>+    using DisplayFrameType = WTF::Variant<RefPtr<NativeImage>, RetainPtr<IOSurfaceRef>>;
>     class Capturer
> #if !RELEASE_LOG_DISABLED
>         : public LoggerHelper
>diff --git a/Source/WebCore/platform/mediastream/mac/MockRealtimeVideoSourceMac.mm b/Source/WebCore/platform/mediastream/mac/MockRealtimeVideoSourceMac.mm
>index 3f6cb6ed5dfa38c26b35edc77c9193935e58d230..b059a3251d8b9657ba9014c44f8063af827b1d43 100644
>--- a/Source/WebCore/platform/mediastream/mac/MockRealtimeVideoSourceMac.mm
>+++ b/Source/WebCore/platform/mediastream/mac/MockRealtimeVideoSourceMac.mm
>@@ -91,8 +91,12 @@ void MockRealtimeVideoSourceMac::updateSampleBuffer()
>     if (!m_imageTransferSession)
>         m_imageTransferSession = ImageTransferSessionVT::create(preferedPixelBufferFormat());
> 
>+    PlatformImagePtr platformImage;
>+    if (auto nativeImage = imageBuffer->copyImage()->nativeImage())
>+        platformImage = nativeImage->platformImage();
>+
>     auto sampleTime = MediaTime::createWithDouble((elapsedTime() + 100_ms).seconds());
>-    auto sampleBuffer = m_imageTransferSession->createMediaSample(imageBuffer->copyImage()->nativeImage().get(), sampleTime, size(), sampleRotation());
>+    auto sampleBuffer = m_imageTransferSession->createMediaSample(platformImage.get(), sampleTime, size(), sampleRotation());
>     if (!sampleBuffer)
>         return;
> 
>diff --git a/Source/WebCore/platform/win/DragImageCGWin.cpp b/Source/WebCore/platform/win/DragImageCGWin.cpp
>index 1dbed365456e2283ad4e0adaa1b7c75c9377c2f1..34ed9ef8cf4f866ca03fdca9304a96096bc65b9e 100644
>--- a/Source/WebCore/platform/win/DragImageCGWin.cpp
>+++ b/Source/WebCore/platform/win/DragImageCGWin.cpp
>@@ -139,8 +139,10 @@ DragImageRef createDragImageFromImage(Image* img, ImageOrientation)
>     CGContextSetFillColor(drawContext, white);
>     CGContextFillRect(drawContext, rect);
>     if (auto srcImage = img->nativeImage()) {
>-        CGContextSetBlendMode(drawContext, kCGBlendModeNormal);
>-        CGContextDrawImage(drawContext, rect, srcImage.get());
>+        if (auto platformImage = srcImage->platformImage()) {
>+            CGContextSetBlendMode(drawContext, kCGBlendModeNormal);
>+            CGContextDrawImage(drawContext, rect, platformImage.get());
>+        }
>     }
>     CGContextRelease(drawContext);
> 
>diff --git a/Source/WebCore/platform/win/DragImageCairoWin.cpp b/Source/WebCore/platform/win/DragImageCairoWin.cpp
>index 3a5e00be6718b118629868bafbac797ce6fe07b5..c0ed3c1dabee4ab3a3d787a4687a651ef3fa7382 100644
>--- a/Source/WebCore/platform/win/DragImageCairoWin.cpp
>+++ b/Source/WebCore/platform/win/DragImageCairoWin.cpp
>@@ -162,8 +162,9 @@ DragImageRef createDragImageFromImage(Image* img, ImageOrientation)
>     cairo_set_source_rgb(cr, 1.0, 0.0, 1.0);
>     cairo_fill_preserve(cr);
> 
>-    RefPtr<cairo_surface_t> surface = img->nativeImageForCurrentFrame();
>-    if (surface) {
>+    NativeImage nativeImage = img->nativeImageForCurrentFrame();
>+    if (nativeImage && !nativeImage->isNull()) {
>+        auto& surface = nativeImage->platformImage();
>         // Draw the image.
>         cairo_set_source_surface(cr, surface.get(), 0.0, 0.0);
>         cairo_paint(cr);
>diff --git a/Source/WebCore/rendering/RenderThemeIOS.mm b/Source/WebCore/rendering/RenderThemeIOS.mm
>index 491ad90d050d393eb6ab556c77fd10e374373fa2..111a4b2c355c07b949596246df2217639af4ab7e 100644
>--- a/Source/WebCore/rendering/RenderThemeIOS.mm
>+++ b/Source/WebCore/rendering/RenderThemeIOS.mm
>@@ -1840,7 +1840,7 @@ void RenderThemeIOS::paintSystemPreviewBadge(Image& image, const PaintInfo& pain
>     CGRect insetBadgeRect = CGRectMake(rect.width() - badgeDimension - badgeOffset, badgeOffset, badgeDimension, badgeDimension);
>     CGRect badgeRect = CGRectMake(0, 0, badgeDimension, badgeDimension);
> 
>-    CIImage *inputImage = [CIImage imageWithCGImage:image.nativeImage().get()];
>+    CIImage *inputImage = [CIImage imageWithCGImage:image.nativeImage()->platformImage().get()];
> 
>     // Create a circle to be used for the clipping path in the badge, as well as the drop shadow.
>     RetainPtr<CGPathRef> circle = adoptCF(CGPathCreateWithRoundedRect(absoluteBadgeRect, badgeDimension / 2, badgeDimension / 2, nullptr));
>diff --git a/Source/WebCore/svg/graphics/SVGImage.cpp b/Source/WebCore/svg/graphics/SVGImage.cpp
>index 63edf12e213330df2dacb9654025653163b40bc1..b060d72829cb71d30b6bf285a33bb78eca79a930 100644
>--- a/Source/WebCore/svg/graphics/SVGImage.cpp
>+++ b/Source/WebCore/svg/graphics/SVGImage.cpp
>@@ -209,9 +209,9 @@ ImageDrawResult SVGImage::drawForContainer(GraphicsContext& context, const Float
> }
> 
> #if USE(CAIRO)
>-// Passes ownership of the native image to the caller so NativeImagePtr needs
>+// Passes ownership of the native image to the caller so NativeImage needs
> // to be a smart pointer type.
>-NativeImagePtr SVGImage::nativeImageForCurrentFrame(const GraphicsContext*)
>+RefPtr<NativeImage> SVGImage::nativeImageForCurrentFrame(const GraphicsContext*)
> {
>     if (!m_page)
>         return nullptr;
>@@ -229,7 +229,7 @@ NativeImagePtr SVGImage::nativeImageForCurrentFrame(const GraphicsContext*)
> #endif
> 
> #if USE(DIRECT2D)
>-NativeImagePtr SVGImage::nativeImage(const GraphicsContext* targetContext)
>+RefPtr<NativeImage> SVGImage::nativeImage(const GraphicsContext* targetContext)
> {
>     ASSERT(targetContext);
>     if (!m_page || !targetContext)
>diff --git a/Source/WebCore/svg/graphics/SVGImage.h b/Source/WebCore/svg/graphics/SVGImage.h
>index d7aa8dd131afe38f5cebcba4f7a887bac59e8d28..2825f9d3898d8f24b74178045e8bda98e005447c 100644
>--- a/Source/WebCore/svg/graphics/SVGImage.h
>+++ b/Source/WebCore/svg/graphics/SVGImage.h
>@@ -63,10 +63,10 @@ public:
>     void scheduleStartAnimation();
> 
> #if USE(CAIRO)
>-    NativeImagePtr nativeImageForCurrentFrame(const GraphicsContext* = nullptr) final;
>+    RefPtr<NativeImage> nativeImageForCurrentFrame(const GraphicsContext* = nullptr) final;
> #endif
> #if USE(DIRECT2D)
>-    NativeImagePtr nativeImage(const GraphicsContext* = nullptr) final;
>+    RefPtr<NativeImage> nativeImage(const GraphicsContext* = nullptr) final;
> #endif
>     
>     Page* internalPage() { return m_page.get(); }
>diff --git a/Source/WebCore/svg/graphics/SVGImageForContainer.cpp b/Source/WebCore/svg/graphics/SVGImageForContainer.cpp
>index eaefc31e47d02151d690c5cd65f5e831b31af365..0028d76df593e3194b4e937e204b9cb7378d27e2 100644
>--- a/Source/WebCore/svg/graphics/SVGImageForContainer.cpp
>+++ b/Source/WebCore/svg/graphics/SVGImageForContainer.cpp
>@@ -45,7 +45,7 @@ void SVGImageForContainer::drawPattern(GraphicsContext& context, const FloatRect
>     m_image->drawPatternForContainer(context, m_containerSize, m_containerZoom, m_initialFragmentURL, srcRect, patternTransform, phase, spacing, dstRect, options);
> }
> 
>-NativeImagePtr SVGImageForContainer::nativeImageForCurrentFrame(const GraphicsContext* targetContext)
>+RefPtr<NativeImage> SVGImageForContainer::nativeImageForCurrentFrame(const GraphicsContext* targetContext)
> {
>     return m_image->nativeImageForCurrentFrame(targetContext);
> }
>diff --git a/Source/WebCore/svg/graphics/SVGImageForContainer.h b/Source/WebCore/svg/graphics/SVGImageForContainer.h
>index e644f7acf30ec224df8515d87f72c2ae1bb34a5c..01b2f1bafa95053c592257370f2b8f2f5794a4ab 100644
>--- a/Source/WebCore/svg/graphics/SVGImageForContainer.h
>+++ b/Source/WebCore/svg/graphics/SVGImageForContainer.h
>@@ -60,7 +60,7 @@ public:
>     // FIXME: Implement this to be less conservative.
>     bool currentFrameKnownToBeOpaque() const final { return false; }
> 
>-    NativeImagePtr nativeImageForCurrentFrame(const GraphicsContext* = nullptr) final;
>+    RefPtr<NativeImage> nativeImageForCurrentFrame(const GraphicsContext* = nullptr) final;
> 
> private:
>     SVGImageForContainer(SVGImage* image, const FloatSize& containerSize, float containerZoom, const URL& initialFragmentURL)
>diff --git a/Source/WebKit/Scripts/webkit/messages.py b/Source/WebKit/Scripts/webkit/messages.py
>index 99111a7890b5785f4e1062d688206547d52503bd..11bf8fe2ef408bae916d4fe06a7f43d599dddb3f 100644
>--- a/Source/WebKit/Scripts/webkit/messages.py
>+++ b/Source/WebKit/Scripts/webkit/messages.py
>@@ -217,7 +217,7 @@ def types_that_cannot_be_forward_declared():
>         'WebCore::PlaybackTargetClientContextIdentifier',
>         'WebCore::MediaPlayerIdentifier',
>         'WebCore::MediaSessionIdentifier',
>-        'WebCore::NativeImagePtr',
>+        'WebCore::PlatformImagePtr',
>         'WebCore::PageIdentifier',
>         'WebCore::PluginLoadClientPolicy',
>         'WebCore::PointerID',
>diff --git a/Source/WebKit/Shared/API/c/cg/WKImageCG.cpp b/Source/WebKit/Shared/API/c/cg/WKImageCG.cpp
>index db08c4318ae855c8bc578192df861a815ab0b239..e5713e301f6026bcb6db621f4ef4b7e10f65196d 100644
>--- a/Source/WebKit/Shared/API/c/cg/WKImageCG.cpp
>+++ b/Source/WebKit/Shared/API/c/cg/WKImageCG.cpp
>@@ -55,7 +55,7 @@ WKImageRef WKImageCreateFromCGImage(CGImageRef imageRef, WKImageOptions options)
> 
>     WebCore::FloatRect rect(WebCore::FloatPoint(0, 0), imageSize);
>     graphicsContext->clearRect(rect);
>-    graphicsContext->drawNativeImage(imageRef, imageSize, rect, rect);
>+    graphicsContext->drawPlatformImage(imageRef, imageSize, rect, rect);
>     return toAPI(webImage.leakRef());
> }
> 
>diff --git a/Source/WebKit/Shared/WebCoreArgumentCoders.cpp b/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>index 3379596be69d924ae0ca6d8f9f1ffb01b20c3d6c..5ee93355d736a5eda01ece4b4cc55b28cc08091d 100644
>--- a/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>+++ b/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>@@ -1100,16 +1100,16 @@ bool ArgumentCoder<ImageHandle>::decode(Decoder& decoder, ImageHandle& imageHand
>     return true;
> }
> 
>-static void encodeNativeImage(Encoder& encoder, const NativeImagePtr& image)
>+static void encodePlatformImage(Encoder& encoder, const PlatformImagePtr& platformImage)
> {
>-    auto imageSize = nativeImageSize(image);
>+    auto imageSize = NativeImage::size(platformImage);
>     auto bitmap = ShareableBitmap::createShareable(imageSize, { });
>     auto graphicsContext = bitmap->createGraphicsContext();
>     encoder << !!graphicsContext;
>     if (!graphicsContext)
>         return;
> 
>-    graphicsContext->drawNativeImage(image, imageSize, FloatRect({ }, imageSize), FloatRect({ }, imageSize));
>+    graphicsContext->drawPlatformImage(platformImage, imageSize, FloatRect({ }, imageSize), FloatRect({ }, imageSize));
> 
>     ShareableBitmap::Handle handle;
>     bitmap->createHandle(handle);
>@@ -1117,7 +1117,7 @@ static void encodeNativeImage(Encoder& encoder, const NativeImagePtr& image)
>     encoder << handle;
> }
> 
>-static WARN_UNUSED_RETURN bool decodeNativeImage(Decoder& decoder, NativeImagePtr& nativeImage)
>+static WARN_UNUSED_RETURN bool decodePlatformImage(Decoder& decoder, PlatformImagePtr& platformImage)
> {
>     Optional<bool> didCreateGraphicsContext;
>     decoder >> didCreateGraphicsContext;
>@@ -1136,25 +1136,25 @@ static WARN_UNUSED_RETURN bool decodeNativeImage(Decoder& decoder, NativeImagePt
>     if (!image)
>         return false;
> 
>-    nativeImage = image->nativeImage();
>-    if (!nativeImage)
>+    platformImage = image->nativeImage()->platformImage();
>+    if (!platformImage)
>         return false;
> 
>     return true;
> }
> 
>-static void encodeOptionalNativeImage(Encoder& encoder, const NativeImagePtr& image)
>+static void encodeOptionalPlatformImage(Encoder& encoder, const PlatformImagePtr& platformImage)
> {
>-    bool hasImage = !!image;
>+    bool hasImage = !!platformImage;
>     encoder << hasImage;
> 
>     if (hasImage)
>-        encodeNativeImage(encoder, image);
>+        encodePlatformImage(encoder, platformImage);
> }
> 
>-static WARN_UNUSED_RETURN bool decodeOptionalNativeImage(Decoder& decoder, NativeImagePtr& image)
>+static WARN_UNUSED_RETURN bool decodeOptionalPlatformImage(Decoder& decoder, PlatformImagePtr& platformImage)
> {
>-    image = nullptr;
>+    platformImage = nullptr;
> 
>     bool hasImage;
>     if (!decoder.decode(hasImage))
>@@ -1163,17 +1163,17 @@ static WARN_UNUSED_RETURN bool decodeOptionalNativeImage(Decoder& decoder, Nativ
>     if (!hasImage)
>         return true;
> 
>-    return decodeNativeImage(decoder, image);
>+    return decodePlatformImage(decoder, platformImage);
> }
> 
>-void ArgumentCoder<NativeImagePtr>::encode(Encoder& encoder, const NativeImagePtr& image)
>+void ArgumentCoder<PlatformImagePtr>::encode(Encoder& encoder, const PlatformImagePtr& platformImage)
> {
>-    encodeOptionalNativeImage(encoder, image);
>+    encodeOptionalPlatformImage(encoder, platformImage);
> }
> 
>-bool ArgumentCoder<NativeImagePtr>::decode(Decoder& decoder, NativeImagePtr& image)
>+bool ArgumentCoder<PlatformImagePtr>::decode(Decoder& decoder, PlatformImagePtr& platformImage)
> {
>-    return decodeOptionalNativeImage(decoder, image);
>+    return decodeOptionalPlatformImage(decoder, platformImage);
> }
> 
> void ArgumentCoder<Ref<Font>>::encode(Encoder& encoder, const Ref<WebCore::Font>& font)
>diff --git a/Source/WebKit/Shared/WebCoreArgumentCoders.h b/Source/WebKit/Shared/WebCoreArgumentCoders.h
>index abca0240b6da94f83585baf19cb496b09b92b8e3..f91cb912a2942fdcb0d59672c478bc4f8bb9671f 100644
>--- a/Source/WebKit/Shared/WebCoreArgumentCoders.h
>+++ b/Source/WebKit/Shared/WebCoreArgumentCoders.h
>@@ -34,7 +34,7 @@
> #include <WebCore/IndexedDB.h>
> #include <WebCore/InputMode.h>
> #include <WebCore/MediaSelectionOption.h>
>-#include <WebCore/NativeImagePtr.h>
>+#include <WebCore/NativeImage.h>
> #include <WebCore/NetworkLoadMetrics.h>
> #include <WebCore/NotificationDirection.h>
> #include <WebCore/RealtimeMediaSource.h>
>@@ -419,9 +419,9 @@ template<> struct ArgumentCoder<WebCore::ImageHandle> {
>     static WARN_UNUSED_RETURN bool decode(Decoder&, WebCore::ImageHandle&);
> };
> 
>-template<> struct ArgumentCoder<WebCore::NativeImagePtr> {
>-    static void encode(Encoder&, const WebCore::NativeImagePtr&);
>-    static WARN_UNUSED_RETURN bool decode(Decoder&, WebCore::NativeImagePtr&);
>+template<> struct ArgumentCoder<WebCore::PlatformImagePtr> {
>+    static void encode(Encoder&, const WebCore::PlatformImagePtr&);
>+    static WARN_UNUSED_RETURN bool decode(Decoder&, WebCore::PlatformImagePtr&);
> };
> 
> template<> struct ArgumentCoder<WebCore::ResourceRequest> {
>diff --git a/Source/WebKit/Shared/cg/ShareableBitmapCG.cpp b/Source/WebKit/Shared/cg/ShareableBitmapCG.cpp
>index 959da83d5f6988b211588da7ddb4ff183dce7d60..36534820af5a2283c6e6a06e7433177b903de0a1 100644
>--- a/Source/WebKit/Shared/cg/ShareableBitmapCG.cpp
>+++ b/Source/WebKit/Shared/cg/ShareableBitmapCG.cpp
>@@ -185,11 +185,9 @@ void ShareableBitmap::releaseDataProviderData(void* typelessBitmap, const void*
> 
> RefPtr<Image> ShareableBitmap::createImage()
> {
>-    RetainPtr<CGImageRef> platformImage = makeCGImage();
>-    if (!platformImage)
>-        return nullptr;
>-
>-    return BitmapImage::create(WTFMove(platformImage));
>+    if (auto platformImage = makeCGImage())
>+        return BitmapImage::create(WTFMove(platformImage));
>+    return nullptr;
> }
> 
> } // namespace WebKit
>diff --git a/Source/WebKit/UIProcess/API/glib/IconDatabase.cpp b/Source/WebKit/UIProcess/API/glib/IconDatabase.cpp
>index bb8965458867eb2a0fc4ec857f3475a4e825a35c..e6300948aa88d71b5377e4ac107c9068599907c8 100644
>--- a/Source/WebKit/UIProcess/API/glib/IconDatabase.cpp
>+++ b/Source/WebKit/UIProcess/API/glib/IconDatabase.cpp
>@@ -543,7 +543,7 @@ void IconDatabase::checkIconURLAndSetPageURLIfNeeded(const String& iconURL, cons
>     });
> }
> 
>-void IconDatabase::loadIconForPageURL(const String& pageURL, AllowDatabaseWrite allowDatabaseWrite, CompletionHandler<void(NativeImagePtr&&)>&& completionHandler)
>+void IconDatabase::loadIconForPageURL(const String& pageURL, AllowDatabaseWrite allowDatabaseWrite, CompletionHandler<void(RefPtr<NativeImage>&&)>&& completionHandler)
> {
>     ASSERT(isMainThread());
> 
>@@ -562,7 +562,7 @@ void IconDatabase::loadIconForPageURL(const String& pageURL, AllowDatabaseWrite
>                 LockHolder lockHolder(m_loadedIconsLock);
>                 if (!m_loadedIcons.contains(iconURL)) {
>                     iconData = this->iconData(iconID.value());
>-                    m_loadedIcons.set(iconURL, std::make_pair<NativeImagePtr, MonotonicTime>(nullptr, { }));
>+                    m_loadedIcons.set(iconURL, std::make_pair<RefPtr<NativeImage>, MonotonicTime>(nullptr, { }));
>                 }
>             }
>             bool canWriteToDatabase = m_allowDatabaseWrite == AllowDatabaseWrite::Yes && allowDatabaseWrite == AllowDatabaseWrite::Yes;
>@@ -587,7 +587,7 @@ void IconDatabase::loadIconForPageURL(const String& pageURL, AllowDatabaseWrite
>                 return;
>             }
> 
>-            auto addResult = m_loadedIcons.set(iconURL, std::make_pair<NativeImagePtr, MonotonicTime>(nullptr, MonotonicTime::now()));
>+            auto addResult = m_loadedIcons.set(iconURL, std::make_pair<RefPtr<NativeImage>, MonotonicTime>(nullptr, MonotonicTime::now()));
>             if (!iconData.isEmpty()) {
>                 auto image = BitmapImage::create();
>                 if (image->setData(SharedBuffer::create(WTFMove(iconData)), true) < EncodedDataStatus::SizeAvailable) {
>@@ -622,7 +622,7 @@ void IconDatabase::setIconForPageURL(const String& iconURL, const unsigned char*
>         bool result = true;
>         {
>             LockHolder lockHolder(m_loadedIconsLock);
>-            auto addResult = m_loadedIcons.set(iconURL, std::make_pair<NativeImagePtr, MonotonicTime>(nullptr, { }));
>+            auto addResult = m_loadedIcons.set(iconURL, std::make_pair<RefPtr<NativeImage>, MonotonicTime>(nullptr, { }));
>             if (iconDataSize) {
>                 auto image = BitmapImage::create();
>                 if (image->setData(SharedBuffer::create(iconData, iconDataSize), true) < EncodedDataStatus::SizeAvailable)
>diff --git a/Source/WebKit/UIProcess/API/glib/IconDatabase.h b/Source/WebKit/UIProcess/API/glib/IconDatabase.h
>index 9612f99c2cfb7c51364e81ec8cf109e6318e039b..5c769017f9e4de1876cd4af5e17ccd1cc1ad6cc9 100644
>--- a/Source/WebKit/UIProcess/API/glib/IconDatabase.h
>+++ b/Source/WebKit/UIProcess/API/glib/IconDatabase.h
>@@ -44,7 +44,7 @@ public:
>     void invalidate();
> 
>     void checkIconURLAndSetPageURLIfNeeded(const String& iconURL, const String& pageURL, AllowDatabaseWrite, CompletionHandler<void(bool, bool)>&&);
>-    void loadIconForPageURL(const String&, AllowDatabaseWrite, CompletionHandler<void(WebCore::NativeImagePtr&&)>&&);
>+    void loadIconForPageURL(const String&, AllowDatabaseWrite, CompletionHandler<void(RefPtr<WebCore::NativeImage>&&)>&&);
>     String iconURLForPageURL(const String&);
>     void setIconForPageURL(const String& iconURL, const unsigned char*, size_t, const String& pageURL, AllowDatabaseWrite, CompletionHandler<void(bool)>&&);
>     void clear(CompletionHandler<void()>&&);
>@@ -71,7 +71,7 @@ private:
>     WebCore::SQLiteDatabase m_db;
>     HashMap<String, String> m_pageURLToIconURLMap;
>     Lock m_pageURLToIconURLMapLock;
>-    HashMap<String, std::pair<WebCore::NativeImagePtr, MonotonicTime>> m_loadedIcons;
>+    HashMap<String, std::pair<RefPtr<WebCore::NativeImage>, MonotonicTime>> m_loadedIcons;
>     Lock m_loadedIconsLock;
> 
>     std::unique_ptr<WebCore::SQLiteStatement> m_iconIDForIconURLStatement;
>diff --git a/Source/WebKit/UIProcess/ios/DragDropInteractionState.mm b/Source/WebKit/UIProcess/ios/DragDropInteractionState.mm
>index e48fce470c10adffa62e477b7839363c25e98029..bf03e43f0fd91e73da809dc32d144539a14f4812 100644
>--- a/Source/WebKit/UIProcess/ios/DragDropInteractionState.mm
>+++ b/Source/WebKit/UIProcess/ios/DragDropInteractionState.mm
>@@ -86,11 +86,11 @@ static RetainPtr<UIImage> uiImageForImage(Image* image)
>     if (!image)
>         return nullptr;
> 
>-    auto cgImage = image->nativeImage();
>-    if (!cgImage)
>+    auto nativeImage = image->nativeImage();
>+    if (!nativeImage || nativeImage->isNull())
>         return nullptr;
> 
>-    return adoptNS([[UIImage alloc] initWithCGImage:cgImage.get()]);
>+    return adoptNS([[UIImage alloc] initWithCGImage:nativeImage->platformImage().get()]);
> }
> 
> static bool shouldUseDragImageToCreatePreviewForDragSource(const DragSourceState& source)
>diff --git a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>index dd89c0f0afa82b130d5242ed1c99d6e2bbf55889..944b5a7b1ccda3bab0aee7eb67f96d78ead91e89 100644
>--- a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>+++ b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>@@ -7503,13 +7503,13 @@ static NSArray<NSItemProvider *> *extractItemProvidersFromDropSession(id <UIDrop
>         return;
> 
>     auto unselectedSnapshotImage = snapshotWithoutSelection->nativeImage();
>-    if (!unselectedSnapshotImage)
>+    if (!unselectedSnapshotImage || unselectedSnapshotImage->isNull())
>         return;
> 
>     if (!_dropAnimationCount)
>         return;
> 
>-    auto unselectedContentImageForEditDrag = adoptNS([[UIImage alloc] initWithCGImage:unselectedSnapshotImage.get() scale:_page->deviceScaleFactor() orientation:UIImageOrientationUp]);
>+    auto unselectedContentImageForEditDrag = adoptNS([[UIImage alloc] initWithCGImage:unselectedSnapshotImage->platformImage().get() scale:_page->deviceScaleFactor() orientation:UIImageOrientationUp]);
>     _unselectedContentSnapshot = adoptNS([[UIImageView alloc] initWithImage:unselectedContentImageForEditDrag.get()]);
>     [_unselectedContentSnapshot setFrame:data->contentImageWithoutSelectionRectInRootViewCoordinates];
> 
>@@ -7732,11 +7732,11 @@ static RetainPtr<UIImage> uiImageForImage(WebCore::Image* image)
>     if (!image)
>         return nil;
> 
>-    auto cgImage = image->nativeImage();
>-    if (!cgImage)
>+    auto nativeImage = image->nativeImage();
>+    if (!nativeImage || nativeImage->isNull())
>         return nil;
> 
>-    return adoptNS([[UIImage alloc] initWithCGImage:cgImage.get()]);
>+    return adoptNS([[UIImage alloc] initWithCGImage:nativeImage->platformImage().get()]);
> }
> 
> // FIXME: This should be merged with createTargetedDragPreview in DragDropInteractionState.
>@@ -7991,13 +7991,13 @@ static Vector<WebCore::IntSize> sizesOfPlaceholderElementsToInsertWhenDroppingIt
>         }
> 
>         auto unselectedSnapshotImage = snapshotWithoutSelection->nativeImage();
>-        if (!unselectedSnapshotImage) {
>+        if (!unselectedSnapshotImage || unselectedSnapshotImage->isNull()) {
>             RELEASE_LOG(DragAndDrop, "Failed to animate image placeholders: could not decode unselected content image.");
>             state.clearAllDelayedItemPreviewProviders();
>             return;
>         }
> 
>-        auto unselectedContentImageForEditDrag = adoptNS([[UIImage alloc] initWithCGImage:unselectedSnapshotImage.get() scale:protectedSelf->_page->deviceScaleFactor() orientation:UIImageOrientationUp]);
>+        auto unselectedContentImageForEditDrag = adoptNS([[UIImage alloc] initWithCGImage:unselectedSnapshotImage->platformImage().get() scale:protectedSelf->_page->deviceScaleFactor() orientation:UIImageOrientationUp]);
>         auto snapshotView = adoptNS([[UIImageView alloc] initWithImage:unselectedContentImageForEditDrag.get()]);
>         [snapshotView setFrame:data->contentImageWithoutSelectionRectInRootViewCoordinates];
>         [protectedSelf addSubview:snapshotView.get()];
>@@ -10041,7 +10041,12 @@ static UIMenu *menuFromLegacyPreviewOrDefaultActions(UIViewController *previewVi
> {
>     if (!_positionInformation.linkIndicator.contentImage)
>         return nullptr;
>-    return [[[UIImage alloc] initWithCGImage:_positionInformation.linkIndicator.contentImage->nativeImage().get()] autorelease];
>+    
>+    auto nativeImage = _positionInformation.linkIndicator.contentImage->nativeImage();
>+    if (!nativeImage || nativeImage->isNull())
>+        return nullptr;
>+    
>+    return [[[UIImage alloc] initWithCGImage:nativeImage->platformImage().get()] autorelease];
> }
> 
> - (NSArray *)_presentationRectsForPreviewItemController:(UIPreviewItemController *)controller
>diff --git a/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.cpp b/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.cpp
>index e76c0638c7da2a04f1e089bc4d490f224b87d216..acef007933e2f2cd0e67b242ef0105a2b143b4bc 100644
>--- a/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.cpp
>+++ b/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.cpp
>@@ -96,10 +96,10 @@ ImageBufferBackendHandle ImageBufferShareableBitmapBackend::createImageBufferBac
>     return ImageBufferBackendHandle(WTFMove(handle));
> }
> 
>-NativeImagePtr ImageBufferShareableBitmapBackend::copyNativeImage(BackingStoreCopy) const
>+RefPtr<NativeImage> ImageBufferShareableBitmapBackend::copyNativeImage(BackingStoreCopy) const
> {
> #if USE(CG)
>-    return m_bitmap->makeCGImageCopy();
>+    return NativeImage::create(m_bitmap->makeCGImageCopy());
> #elif USE(DIRECT2D)
>     return nullptr;
> #elif USE(CAIRO)
>diff --git a/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.h b/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.h
>index 05c109cd2026d15f80eb832ad9f1b7ba33bb9557..9e24ab99ebc675ce201a5939728c619dba595ec3 100644
>--- a/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.h
>+++ b/Source/WebKit/WebProcess/GPU/graphics/ImageBufferShareableBitmapBackend.h
>@@ -52,7 +52,7 @@ public:
> 
>     WebCore::GraphicsContext& context() const override { return *m_context; }
> 
>-    WebCore::NativeImagePtr copyNativeImage(WebCore::BackingStoreCopy = WebCore::CopyBackingStore) const override;
>+    RefPtr<WebCore::NativeImage> copyNativeImage(WebCore::BackingStoreCopy = WebCore::CopyBackingStore) const override;
>     RefPtr<WebCore::Image> copyImage(WebCore::BackingStoreCopy = WebCore::CopyBackingStore, WebCore::PreserveResolution = WebCore::PreserveResolution::No) const override;
> 
>     Vector<uint8_t> toBGRAData() const override;
>diff --git a/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.cpp b/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.cpp
>index ca0252a46e2c071ffd534b833dbb4555867ed583..79a2114ba249702cc5547ffa13b33c39608649b5 100644
>--- a/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.cpp
>+++ b/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.cpp
>@@ -811,7 +811,7 @@ bool MediaPlayerPrivateRemote::copyVideoTextureToPlatformTexture(GraphicsContext
>     return false;
> }
> 
>-NativeImagePtr MediaPlayerPrivateRemote::nativeImageForCurrentTime()
>+RefPtr<NativeImage> MediaPlayerPrivateRemote::nativeImageForCurrentTime()
> {
>     notImplemented();
>     return nullptr;
>diff --git a/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.h b/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.h
>index 5f85df8519e1a31e6283da8fb008a135b213e343..0d7552f493f0742412a6be297396216dc95f581a 100644
>--- a/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.h
>+++ b/Source/WebKit/WebProcess/GPU/media/MediaPlayerPrivateRemote.h
>@@ -263,7 +263,7 @@ private:
>     void paint(WebCore::GraphicsContext&, const WebCore::FloatRect&) final;
>     void paintCurrentFrameInContext(WebCore::GraphicsContext&, const WebCore::FloatRect&) final;
>     bool copyVideoTextureToPlatformTexture(WebCore::GraphicsContextGLOpenGL*, PlatformGLObject, GCGLenum, GCGLint, GCGLenum, GCGLenum, GCGLenum, bool, bool) final;
>-    WebCore::NativeImagePtr nativeImageForCurrentTime() final;
>+    RefPtr<WebCore::NativeImage> nativeImageForCurrentTime() final;
> 
>     WebCore::MediaPlayerIdentifier identifier() const final;
> 
>diff --git a/Source/WebKit/WebProcess/Plugins/PluginView.cpp b/Source/WebKit/WebProcess/Plugins/PluginView.cpp
>index 81cb31b85ff2685100b942f8ecd65187cd428381..929760e2df6be3cb27d0e5ef6fec233ff79819e0 100644
>--- a/Source/WebKit/WebProcess/Plugins/PluginView.cpp
>+++ b/Source/WebKit/WebProcess/Plugins/PluginView.cpp
>@@ -1683,7 +1683,7 @@ void PluginView::didFailLoad(WebFrame* webFrame, bool wasCancelled)
> #if PLATFORM(COCOA)
> static bool isAlmostSolidColor(BitmapImage* bitmap)
> {
>-    CGImageRef image = bitmap->nativeImage().get();
>+    CGImageRef image = bitmap->nativeImage()->platformImage().get();
>     ASSERT(CGImageGetBitsPerComponent(image) == 8);
> 
>     CGBitmapInfo imageInfo = CGImageGetBitmapInfo(image);
>diff --git a/Source/WebKitLegacy/mac/DOM/DOM.mm b/Source/WebKitLegacy/mac/DOM/DOM.mm
>index 5b8cb6c38c7a5b16674bf14ac0120c35fdf3adf6..7aa004a6169eb40204db224d6edc226f272748cf 100644
>--- a/Source/WebKitLegacy/mac/DOM/DOM.mm
>+++ b/Source/WebKitLegacy/mac/DOM/DOM.mm
>@@ -536,7 +536,7 @@ id <DOMEventTarget> kit(EventTarget* target)
> 
>     if (textIndicator) {
>         if (Image* image = textIndicator->contentImage())
>-            *cgImage = image->nativeImage().autorelease();
>+            *cgImage = image->nativeImage()->platformImage().autorelease();
>     }
> 
>     if (!*cgImage) {
>diff --git a/Source/WebKitLegacy/mac/Misc/WebCache.mm b/Source/WebKitLegacy/mac/Misc/WebCache.mm
>index d817699675ecfbb9c2367935c22c57c78a4a34f1..fd096ddf950cbfe8163b13675acdde317b9f31f2 100644
>--- a/Source/WebKitLegacy/mac/Misc/WebCache.mm
>+++ b/Source/WebKitLegacy/mac/Misc/WebCache.mm
>@@ -171,10 +171,16 @@ class DefaultStorageSessionProvider : public WebCore::StorageSessionProvider {
>     WebCore::CachedResource* cachedResource = WebCore::MemoryCache::singleton().resourceForRequest(request, PAL::SessionID::defaultSessionID());
>     if (!is<WebCore::CachedImage>(cachedResource))
>         return nullptr;
>-    WebCore::CachedImage& cachedImage = downcast<WebCore::CachedImage>(*cachedResource);
>+
>+    auto& cachedImage = downcast<WebCore::CachedImage>(*cachedResource);
>     if (!cachedImage.hasImage())
>         return nullptr;
>-    return cachedImage.image()->nativeImage().get();
>+    
>+    auto nativeImage = cachedImage.image()->nativeImage();
>+    if (!nativeImage)
>+        return nullptr;
>+
>+    return nativeImage->platformImage().get();
> }
> 
> #endif // PLATFORM(IOS_FAMILY)
>diff --git a/Source/WebKitLegacy/mac/WebView/WebView.mm b/Source/WebKitLegacy/mac/WebView/WebView.mm
>index b60e326f10bf5ce3ca6fa3f40b1aa8e0979d4237..63e952d7e2c14ec913c179a5a2c67de7537ad0fd 100644
>--- a/Source/WebKitLegacy/mac/WebView/WebView.mm
>+++ b/Source/WebKitLegacy/mac/WebView/WebView.mm
>@@ -845,14 +845,14 @@ private:
>     _textRectsInBoundingRectCoordinates = createNSArray(indicatorData.textRectsInBoundingRectCoordinates).leakRef();
>     _contentImageScaleFactor = indicatorData.contentImageScaleFactor;
>     if (indicatorData.contentImageWithHighlight)
>-        _contentImageWithHighlight = [PAL::allocUIImageInstance() initWithCGImage:indicatorData.contentImageWithHighlight.get()->nativeImage().get() scale:scale orientation:UIImageOrientationDownMirrored];
>+        _contentImageWithHighlight = [PAL::allocUIImageInstance() initWithCGImage:indicatorData.contentImageWithHighlight.get()->nativeImage()->platformImage().get() scale:scale orientation:UIImageOrientationDownMirrored];
>     if (indicatorData.contentImage)
>-        _contentImage = [PAL::allocUIImageInstance() initWithCGImage:indicatorData.contentImage.get()->nativeImage().get() scale:scale orientation:UIImageOrientationUp];
>+        _contentImage = [PAL::allocUIImageInstance() initWithCGImage:indicatorData.contentImage.get()->nativeImage()->platformImage().get() scale:scale orientation:UIImageOrientationUp];
> 
>     if (indicatorData.contentImageWithoutSelection) {
>         auto nativeImage = indicatorData.contentImageWithoutSelection.get()->nativeImage();
>         if (nativeImage) {
>-            _contentImageWithoutSelection = [PAL::allocUIImageInstance() initWithCGImage:nativeImage.get() scale:scale orientation:UIImageOrientationUp];
>+            _contentImageWithoutSelection = [PAL::allocUIImageInstance() initWithCGImage:nativeImage->platformImage().get() scale:scale orientation:UIImageOrientationUp];
>             _contentImageWithoutSelectionRectInRootViewCoordinates = indicatorData.contentImageWithoutSelectionRectInRootViewCoordinates;
>         }
>     }

Flags:

ews-feeder: commit-queue-

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Attachments on bug 218427: 412868 | 412877 | 412879 | 412880 | 412881 | 412885 | 412887 | 412890 | 412891 | 412893 | 412894 | 413507 | 413508 | 413511 | 413517 | 413518 | 413521 | 413566 | 413639 | 413645