Attachment 356765 Details for Bug 192473 – patch

[patch] patch

a-backup.diff (text/plain), 19.52 KB, created by Saam Barati on 2018-12-06 16:48:02 PST

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Creator: Saam Barati

Created: 2018-12-06 16:48:02 PST

Size: 19.52 KB

patch

obsolete

>Index: Source/WebKit/ChangeLog
>===================================================================
>--- Source/WebKit/ChangeLog	(revision 238927)
>+++ Source/WebKit/ChangeLog	(working copy)
>@@ -1,3 +1,14 @@
>+2018-12-06  Saam Barati  <sbarati@apple.com>
>+
>+        WKWebProcessPlugInLoadDelegate should have API for saying which rendering events it wants to listen for
>+        https://bugs.webkit.org/show_bug.cgi?id=192473
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInLoadDelegate.h:
>+        * WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm:
>+        (PageLoaderClient::layoutMilestones const):
>+
> 2018-12-05  Ryosuke Niwa  <rniwa@webkit.org>
> 
>         REGRESSION(PSON): Process swapping code doesn't set DisplayID in WebContent process
>Index: Source/WebKit/WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInLoadDelegate.h
>===================================================================
>--- Source/WebKit/WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInLoadDelegate.h	(revision 238927)
>+++ Source/WebKit/WebProcess/InjectedBundle/API/Cocoa/WKWebProcessPlugInLoadDelegate.h	(working copy)
>@@ -53,6 +53,7 @@
> - (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didLayoutForFrame:(WKWebProcessPlugInFrame *)frame;
> - (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller renderingProgressDidChange:(_WKRenderingProgressEvents)events;
> - (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller didFirstVisuallyNonEmptyLayoutForFrame:(WKWebProcessPlugInFrame *)frame;
>+- (_WKRenderingProgressEvents)getLayoutMilestonesWithWebProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller;
> 
> // Resource loading
> 
>Index: Source/WebKit/WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm
>===================================================================
>--- Source/WebKit/WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm	(revision 238927)
>+++ Source/WebKit/WebProcess/InjectedBundle/API/mac/WKWebProcessPlugInBrowserContextController.mm	(working copy)
>@@ -110,6 +110,7 @@ public:
>     void didFirstVisuallyNonEmptyLayoutForFrame(WebKit::WebPage&, WebKit::WebFrame&, RefPtr<API::Object>&) override;
>     void didLayoutForFrame(WebKit::WebPage&, WebKit::WebFrame&) override;
>     void didReachLayoutMilestone(WebKit::WebPage&, OptionSet<WebCore::LayoutMilestone>, RefPtr<API::Object>&) override;
>+    OptionSet<WebCore::LayoutMilestone> layoutMilestones() const override;
>     
>     void didHandleOnloadEventsForFrame(WebKit::WebPage&, WebKit::WebFrame&) override;
>     
>@@ -232,6 +233,16 @@ void PageLoaderClient::didFirstVisuallyN
>         [loadDelegate() webProcessPlugInBrowserContextController:pluginContextController() didFirstVisuallyNonEmptyLayoutForFrame:wrapper(frame)];
> }
> 
>+OptionSet<WebCore::LayoutMilestone> PageLoaderClient::layoutMilestones() const
>+{
>+    if ([loadDelegate() respondsToSelector:@selector(getLayoutMilestonesWithWebProcessPlugInBrowserContextController:)]) {
>+        _WKRenderingProgressEvents milestones = [loadDelegate() getLayoutMilestonesWithWebProcessPlugInBrowserContextController:pluginContextController()];
>+        return WebKit::toLayoutMilestones(static_cast<WKLayoutMilestones>(milestones));
>+    }
>+
>+    return { };
>+}
>+
> void PageLoaderClient::didHandleOnloadEventsForFrame(WebKit::WebPage&, WebKit::WebFrame& frame)
> {
>     if ([loadDelegate() respondsToSelector:@selector(webProcessPlugInBrowserContextController:didHandleOnloadEventsForFrame:)])
>Index: Tools/ChangeLog
>===================================================================
>--- Tools/ChangeLog	(revision 238945)
>+++ Tools/ChangeLog	(working copy)
>@@ -1,3 +1,20 @@
>+2018-12-06  Saam Barati  <sbarati@apple.com>
>+
>+        WKWebProcessPlugInLoadDelegate should have API for saying which rendering events it wants to listen for
>+        https://bugs.webkit.org/show_bug.cgi?id=192473
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj:
>+        * TestWebKitAPI/Tests/WebKitCocoa/RenderingProgress.mm: Added.
>+        (-[DidFirstMeaningfulPaintRemoteObject didFirstMeaningfulPaint]):
>+        (TEST):
>+        * TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressPlugIn.mm: Added.
>+        (-[RenderingProgressPlugIn webProcessPlugIn:didCreateBrowserContextController:]):
>+        (-[RenderingProgressPlugIn getLayoutMilestonesWithWebProcessPlugInBrowserContextController:]):
>+        (-[RenderingProgressPlugIn webProcessPlugInBrowserContextController:renderingProgressDidChange:]):
>+        * TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressProtocol.h: Added.
>+
> 2018-12-06  Jonathan Bedard  <jbedard@apple.com>
> 
>         REGRESSION: run-webkit-tests may fail when using booted simulators
>Index: Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj
>===================================================================
>--- Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj	(revision 238927)
>+++ Tools/TestWebKitAPI/TestWebKitAPI.xcodeproj/project.pbxproj	(working copy)
>@@ -235,9 +235,11 @@
> 		51E6A8961D2F1CA700C004B6 /* LocalStorageClear.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = 51E6A8951D2F1C7700C004B6 /* LocalStorageClear.html */; };
> 		51EB12941FDF052500A5A1BD /* ServiceWorkerBasic.mm in Sources */ = {isa = PBXBuildFile; fileRef = 51EB12931FDF050500A5A1BD /* ServiceWorkerBasic.mm */; };
> 		520BCF4C141EB09E00937EA8 /* WebArchive_Bundle.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 520BCF4A141EB09E00937EA8 /* WebArchive_Bundle.cpp */; };
>+		5245178721B9F57B0082CB34 /* RenderingProgressPlugIn.mm in Sources */ = {isa = PBXBuildFile; fileRef = 52D5D6BE21B9F1B20046ABA6 /* RenderingProgressPlugIn.mm */; };
> 		524BBC9E19DF72C0002F1AF1 /* file-with-video.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = 524BBC9B19DF3714002F1AF1 /* file-with-video.html */; };
> 		524BBCA119E30C77002F1AF1 /* test.mp4 in Copy Resources */ = {isa = PBXBuildFile; fileRef = 524BBCA019E30C63002F1AF1 /* test.mp4 */; };
> 		52B8CF9815868D9100281053 /* SetDocumentURI.html in Copy Resources */ = {isa = PBXBuildFile; fileRef = 52B8CF9415868CF000281053 /* SetDocumentURI.html */; };
>+		52D5D6C021B9F1B30046ABA6 /* RenderingProgress.mm in Sources */ = {isa = PBXBuildFile; fileRef = 52D5D6BD21B9F1B20046ABA6 /* RenderingProgress.mm */; };
> 		52D673EE1AFB127300FA19FE /* WKPageCopySessionStateWithFiltering.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 52D673EC1AFB126800FA19FE /* WKPageCopySessionStateWithFiltering.cpp */; };
> 		52E5CE4914D21EAB003B2BD8 /* ParentFrame_Bundle.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 52E5CE4814D21EAB003B2BD8 /* ParentFrame_Bundle.cpp */; };
> 		5311BD5E1EA9490E00525281 /* ThreadMessages.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 5311BD5D1EA9490D00525281 /* ThreadMessages.cpp */; };
>@@ -1578,6 +1580,9 @@
> 		52B8CF9415868CF000281053 /* SetDocumentURI.html */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.html; path = SetDocumentURI.html; sourceTree = "<group>"; };
> 		52B8CF9515868CF000281053 /* SetDocumentURI.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = SetDocumentURI.mm; sourceTree = "<group>"; };
> 		52CB47401448FB9300873995 /* LoadAlternateHTMLStringWithNonDirectoryURL.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = LoadAlternateHTMLStringWithNonDirectoryURL.cpp; sourceTree = "<group>"; };
>+		52D5D6BD21B9F1B20046ABA6 /* RenderingProgress.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = RenderingProgress.mm; sourceTree = "<group>"; };
>+		52D5D6BE21B9F1B20046ABA6 /* RenderingProgressPlugIn.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = RenderingProgressPlugIn.mm; sourceTree = "<group>"; };
>+		52D5D6BF21B9F1B20046ABA6 /* RenderingProgressProtocol.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RenderingProgressProtocol.h; sourceTree = "<group>"; };
> 		52D673EC1AFB126800FA19FE /* WKPageCopySessionStateWithFiltering.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WKPageCopySessionStateWithFiltering.cpp; sourceTree = "<group>"; };
> 		52E5CE4514D21E9D003B2BD8 /* ParentFrame.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ParentFrame.cpp; sourceTree = "<group>"; };
> 		52E5CE4814D21EAB003B2BD8 /* ParentFrame_Bundle.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ParentFrame_Bundle.cpp; sourceTree = "<group>"; };
>@@ -2495,6 +2500,9 @@
> 				A12DDBF91E836F0700CF6CAE /* RenderedImageWithOptions.mm */,
> 				A12DDBFC1E836FF100CF6CAE /* RenderedImageWithOptionsPlugIn.mm */,
> 				A12DDC011E8374F500CF6CAE /* RenderedImageWithOptionsProtocol.h */,
>+				52D5D6BD21B9F1B20046ABA6 /* RenderingProgress.mm */,
>+				52D5D6BE21B9F1B20046ABA6 /* RenderingProgressPlugIn.mm */,
>+				52D5D6BF21B9F1B20046ABA6 /* RenderingProgressProtocol.h */,
> 				CD9E292B1C90A71F000BB800 /* RequiresUserActionForPlayback.mm */,
> 				51C8E1A41F26AC5400BF731B /* ResourceLoadStatistics.mm */,
> 				5CCB10E02134579D00AC5AF0 /* ResponsivenessTimer.mm */,
>@@ -3913,6 +3921,7 @@
> 				A155022A1E05020B00A24C57 /* DuplicateCompletionHandlerCalls.mm in Sources */,
> 				7CCE7EBE1A411A7E00447C4C /* DynamicDeviceScaleFactor.mm in Sources */,
> 				5C0BF8921DD599B600B00328 /* EarlyKVOCrash.mm in Sources */,
>+				52D5D6C021B9F1B30046ABA6 /* RenderingProgress.mm in Sources */,
> 				F44D064A1F3962F2001A0E29 /* EditingTestHarness.mm in Sources */,
> 				7CCE7EE01A411A9A00447C4C /* EditorCommands.mm in Sources */,
> 				F44D06471F39627A001A0E29 /* EditorStateTests.mm in Sources */,
>@@ -4282,6 +4291,7 @@
> 				0E404A8C2166DE0A008271BA /* InjectedBundleNodeHandleIsSelectElement.mm in Sources */,
> 				79C5D431209D768300F1E7CA /* InjectedBundleNodeHandleIsTextField.mm in Sources */,
> 				F44C7A0020F9EEBF0014478C /* ParserYieldTokenPlugIn.mm in Sources */,
>+				5245178721B9F57B0082CB34 /* RenderingProgressPlugIn.mm in Sources */,
> 				A13EBBAB1B87434600097110 /* PlatformUtilitiesCocoa.mm in Sources */,
> 				1A4F81CF1BDFFD53004E672E /* RemoteObjectRegistryPlugIn.mm in Sources */,
> 				A12DDC021E837C2400CF6CAE /* RenderedImageWithOptionsPlugIn.mm in Sources */,
>Index: Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgress.mm
>===================================================================
>--- Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgress.mm	(nonexistent)
>+++ Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgress.mm	(working copy)
>@@ -0,0 +1,77 @@
>+/*
>+ * Copyright (C) 2018 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. AND ITS CONTRIBUTORS ``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 ITS 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.
>+ */
>+
>+#import "config.h"
>+#import <WebKit/WKFoundation.h>
>+
>+#if WK_API_ENABLED
>+
>+#import "PlatformUtilities.h"
>+#import "RenderingProgressProtocol.h"
>+#import "Test.h"
>+#import "TestNavigationDelegate.h"
>+#import "TestWKWebView.h"
>+#import "WKWebViewConfigurationExtras.h"
>+#import <WebKit/WKProcessPoolPrivate.h>
>+#import <WebKit/WKUserContentControllerPrivate.h>
>+#import <WebKit/WKUserScriptPrivate.h>
>+#import <WebKit/WKWebViewPrivate.h>
>+#import <WebKit/WebKit.h>
>+#import <WebKit/_WKRemoteObjectInterface.h>
>+#import <WebKit/_WKRemoteObjectRegistry.h>
>+#import <wtf/RetainPtr.h>
>+
>+static bool didObserveFirstMeaningfulPaint;
>+
>+@interface DidFirstMeaningfulPaintRemoteObject : NSObject <DidFirstMeaningfulPaintProtocol>
>+@end
>+
>+@implementation DidFirstMeaningfulPaintRemoteObject
>+- (void)didFirstMeaningfulPaint
>+{
>+    didObserveFirstMeaningfulPaint = true;
>+}
>+@end
>+
>+TEST(RenderingProgress, FirstMeaningfulPaint)
>+{
>+    NSString * const testPlugInClassName = @"RenderingProgressPlugIn";
>+
>+    RetainPtr<WKWebViewConfiguration> configuration = retainPtr([WKWebViewConfiguration _test_configurationWithTestPlugInClassName:testPlugInClassName]);
>+    
>+    RetainPtr<TestWKWebView> webView = adoptNS([[TestWKWebView alloc] initWithFrame:NSMakeRect(0, 0, 800, 600) configuration:configuration.get()]);
>+
>+    RetainPtr<DidFirstMeaningfulPaintRemoteObject> object = adoptNS([[DidFirstMeaningfulPaintRemoteObject alloc] init]);
>+    _WKRemoteObjectInterface *interface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(DidFirstMeaningfulPaintProtocol)];
>+    [[webView _remoteObjectRegistry] registerExportedObject:object.get() interface:interface];
>+
>+    didObserveFirstMeaningfulPaint = false;
>+
>+    [webView loadHTMLString:@"<body style='background-color: red;'></body>" baseURL:nil];
>+
>+    TestWebKitAPI::Util::run(&didObserveFirstMeaningfulPaint);
>+}
>+
>+#endif
>Index: Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressPlugIn.mm
>===================================================================
>--- Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressPlugIn.mm	(nonexistent)
>+++ Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressPlugIn.mm	(working copy)
>@@ -0,0 +1,77 @@
>+/*
>+ * Copyright (C) 2018 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. AND ITS CONTRIBUTORS ``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 ITS 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.
>+ */
>+
>+#import "config.h"
>+
>+#if WK_API_ENABLED
>+
>+#import "PlatformUtilities.h"
>+#import "RenderingProgressProtocol.h"
>+#import <WebKit/WKWebProcessPlugIn.h>
>+#import <WebKit/WKWebProcessPlugInBrowserContextController.h>
>+#import <WebKit/WKWebProcessPlugInBrowserContextControllerPrivate.h>
>+#import <WebKit/WKWebProcessPlugInFrame.h>
>+#import <WebKit/WKWebProcessPlugInLoadDelegate.h>
>+#import <WebKit/WKWebProcessPlugInScriptWorld.h>
>+#import <WebKit/_WKRemoteObjectInterface.h>
>+#import <WebKit/_WKRemoteObjectRegistry.h>
>+#import <wtf/RetainPtr.h>
>+
>+@interface RenderingProgressPlugIn : NSObject <WKWebProcessPlugIn, WKWebProcessPlugInLoadDelegate>
>+@end
>+
>+@implementation RenderingProgressPlugIn {
>+    RetainPtr<WKWebProcessPlugInBrowserContextController> _browserContextController;
>+    RetainPtr<WKWebProcessPlugInController> _plugInController;
>+    RetainPtr<id <DidFirstMeaningfulPaintProtocol>> _remoteObject;
>+}
>+
>+- (void)webProcessPlugIn:(WKWebProcessPlugInController *)plugInController didCreateBrowserContextController:(WKWebProcessPlugInBrowserContextController *)browserContextController
>+{
>+    ASSERT(!_browserContextController);
>+    ASSERT(!_plugInController);
>+    _browserContextController = browserContextController;
>+    _plugInController = plugInController;
>+
>+    _WKRemoteObjectInterface *interface = [_WKRemoteObjectInterface remoteObjectInterfaceWithProtocol:@protocol(DidFirstMeaningfulPaintProtocol)];
>+    _remoteObject = [[browserContextController _remoteObjectRegistry] remoteObjectProxyWithInterface:interface];
>+
>+    [_browserContextController setLoadDelegate:self];
>+}
>+
>+- (_WKRenderingProgressEvents)getLayoutMilestonesWithWebProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller
>+{
>+    return _WKRenderingProgressEventFirstMeaningfulPaint;
>+}
>+
>+- (void)webProcessPlugInBrowserContextController:(WKWebProcessPlugInBrowserContextController*)controller renderingProgressDidChange:(_WKRenderingProgressEvents)events
>+{
>+    if (events & _WKRenderingProgressEventFirstMeaningfulPaint)
>+        [_remoteObject didFirstMeaningfulPaint];
>+}
>+
>+@end
>+
>+#endif // WK_API_ENABLED
>Index: Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressProtocol.h
>===================================================================
>--- Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressProtocol.h	(nonexistent)
>+++ Tools/TestWebKitAPI/Tests/WebKitCocoa/RenderingProgressProtocol.h	(working copy)
>@@ -0,0 +1,34 @@
>+/*
>+ * Copyright (C) 2018 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. AND ITS CONTRIBUTORS ``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 ITS 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.
>+ */
>+
>+#import <WebKit/WKFoundation.h>
>+
>+#if WK_API_ENABLED
>+
>+@protocol DidFirstMeaningfulPaintProtocol <NSObject>
>+- (void)didFirstMeaningfulPaint;
>+@end
>+
>+#endif

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Attachments on bug 192473: 356765 | 356771 | 356831