Attachment 347690 Details for Bug 171100 – Patch

[patch] Patch

bug-171100-20180821140939.patch (text/plain), 69.89 KB, created by Olivia Barnett on 2018-08-21 14:09:40 PDT

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Creator: Olivia Barnett

Created: 2018-08-21 14:09:40 PDT

Size: 69.89 KB

patch

obsolete

>Subversion Revision: 235092
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index 9d5c8f7cd8e88e5402f5c8346313e2e1d95915aa..da8228a99dcfeced4b9328d091de4c967447f0ce 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,50 @@
>+2018-08-21  Olivia Barnett  <obarnett@apple.com>
>+
>+        Implement the Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        No new tests (OOPS!).
>+
>+        * DerivedSources.make:
>+        * Sources.txt:
>+        * WebCore.xcodeproj/project.pbxproj:
>+        * features.json:
>+        * loader/EmptyClients.cpp:
>+        (WebCore::EmptyChromeClient::runShareSheet):
>+        * loader/EmptyClients.h:
>+        Added empty runShareSheet function.
>+
>+        * page/Chrome.cpp:
>+        (WebCore::Chrome::runShareSheet):
>+        * page/Chrome.h:
>+        Added call to runShareSheet on client.
>+
>+        * page/ChromeClient.h:
>+        Virtual runShareSheet function.
>+
>+        * page/Navigator.cpp:
>+        (WebCore::Navigator::share):
>+        * page/Navigator.h:
>+        Share function that returns a promise and invokes the share sheet.
>+
>+        * page/Navigator.idl:
>+        Implements NavigatorShare
>+
>+        * page/NavigatorShare.idl: Added.
>+        Added definition of share function returning a promise.
>+
>+        * page/RuntimeEnabledFeatures.h:
>+        (WebCore::RuntimeEnabledFeatures::setWebShareEnabled):
>+        (WebCore::RuntimeEnabledFeatures::webShareEnabled const):
>+        Added RuntimeEnabledFeature switch.
>+
>+        * page/ShareData.h: Added.
>+        * page/ShareData.idl: Added.
>+        Definition of ShareData struct.
>+
> 2018-08-20  David Kilzer  <ddkilzer@apple.com>
> 
>         REGRESSION (r223192): Remove invalid `path` for Modules/geolocation/ios folder
>diff --git a/Source/WebKit/ChangeLog b/Source/WebKit/ChangeLog
>index 7ab364a65b01bfbf9ea342601135fa8f192c898a..f6099bc6e55de0e2fbb632041131df00c7f48434 100644
>--- a/Source/WebKit/ChangeLog
>+++ b/Source/WebKit/ChangeLog
>@@ -1,3 +1,79 @@
>+2018-08-21  Olivia Barnett  <obarnett@apple.com>
>+
>+        Implement the Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * Scripts/webkit/messages.py:
>+        * Shared/WebCoreArgumentCoders.cpp:
>+        (IPC::ArgumentCoder<ShareData>::encode):
>+        (IPC::ArgumentCoder<ShareData>::decode):
>+        (IPC::ArgumentCoder<ShareDataWithParsedURL>::encode):
>+        (IPC::ArgumentCoder<ShareDataWithParsedURL>::decode):
>+        * Shared/WebCoreArgumentCoders.h:
>+        Added encoding and decoding functionality for new structs.
>+
>+        * Shared/WebPreferences.yaml:
>+        * UIProcess/API/C/WKPreferences.cpp:
>+        (WKPreferencesSetWebShareEnabled):
>+        (WKPreferencesGetWebShareEnabled):
>+        * UIProcess/API/C/WKPreferencesRefPrivate.h:
>+        Added switch for RuntimeEnabledFeature.
>+
>+        * UIProcess/PageClient.h:
>+        (WebKit::PageClient::handleRunShareSheet):
>+        Page client call to invoke share sheet.
>+
>+        * UIProcess/WebPageProxy.cpp:
>+        (WebKit::WebPageProxy::runShareSheet):
>+        * UIProcess/WebPageProxy.h:
>+        * UIProcess/WebPageProxy.messages.in:
>+        Web page proxy handling of call to invoke share sheet.
>+        Creates completion handler to send to WKShareSheet.mm
>+        Completion handler sends message to WebPage with message id.
>+
>+        * UIProcess/ios/PageClientImplIOS.h:
>+        * UIProcess/ios/PageClientImplIOS.mm:
>+        (WebKit::PageClientImpl::handleRunShareSheet):
>+        Page client implementation call to invoke share sheet. 
>+
>+        * UIProcess/ios/WKContentViewInteraction.h:
>+        * UIProcess/ios/WKContentViewInteraction.mm:
>+        (-[WKContentView cleanupInteraction]):
>+        (-[WKContentView _showShareSheet:completionHandler:]):
>+        (-[WKContentView shareSheetDidDismiss:]):
>+        Call to WKShareSheet to invoke the share sheet and callback.
>+
>+        * UIProcess/ios/forms/WKShareSheet.h: Added.
>+        * UIProcess/ios/forms/WKShareSheet.mm: Added.
>+        (-[WKShareSheet initWithView:]):
>+        (-[WKShareSheet presentWithParameters:completionHandler:]):
>+        (-[WKShareSheet _dispatchDidDismiss]):
>+        (-[WKShareSheet _cancel]):
>+        (-[WKShareSheet dismiss]):
>+        (-[WKShareSheet _dismissDisplayAnimated:]):
>+        (-[WKShareSheet _presentFullscreenViewController:animated:]):
>+        Completion handler call and creation of share sheet with parameters.
>+
>+        * WebKit.xcodeproj/project.pbxproj:
>+
>+        * WebProcess/WebCoreSupport/WebChromeClient.cpp:
>+        (WebKit::WebChromeClient::runShareSheet):
>+        Call to page to invoke share sheet.
>+
>+        * WebProcess/WebCoreSupport/WebChromeClient.h:
>+        * WebProcess/WebPage/WebPage.cpp:
>+        (WebKit::nextShareSheetContextId):
>+        (WebKit::WebPage::runShareSheet):
>+        (WebKit::WebPage::runShareSheetResponse):
>+        WebPage calls proxy and saves context id for promise.        
>+
>+        * WebProcess/WebPage/WebPage.h:
>+        * WebProcess/WebPage/WebPage.messages.in:
>+        Callback for completed response.
>+
> 2018-08-20  Tim Horton  <timothy_horton@apple.com>
> 
>         Fix the iOSMac build with unified sources
>diff --git a/Source/WebKitLegacy/ios/ChangeLog b/Source/WebKitLegacy/ios/ChangeLog
>index 2fe7fe9fbdd0bda3eb6e3971d1c243406736fef8..dec03e8738d365f47321116dd4a35902d3b38aca 100644
>--- a/Source/WebKitLegacy/ios/ChangeLog
>+++ b/Source/WebKitLegacy/ios/ChangeLog
>@@ -1,3 +1,16 @@
>+2018-08-21  Olivia Barnett  <obarnett@apple.com>
>+
>+        Implement the Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * WebCoreSupport/WebChromeClientIOS.h:
>+        * WebCoreSupport/WebChromeClientIOS.mm:
>+        (WebChromeClientIOS::runShareSheet):
>+        Empty declaration of runShareSheet.
>+
> 2018-08-16  Ryosuke Niwa  <rniwa@webkit.org>
> 
>         Replace canBubble and cancelable booleans in Event by enum classes
>diff --git a/Source/WebKitLegacy/mac/ChangeLog b/Source/WebKitLegacy/mac/ChangeLog
>index 98581661ba40994932aab0d77b0c4a274a97f6cd..75138be552b294c0ee8244563e22fde19d500535 100644
>--- a/Source/WebKitLegacy/mac/ChangeLog
>+++ b/Source/WebKitLegacy/mac/ChangeLog
>@@ -1,3 +1,25 @@
>+2018-08-21  Olivia Barnett  <obarnett@apple.com>
>+
>+        Implement the Web Share API
>+        https://bugs.webkit.org/show_bug.cgi?id=171100
>+        <rdar://problem/31751734>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * WebCoreSupport/WebChromeClient.h:
>+        * WebCoreSupport/WebChromeClient.mm:
>+        (WebChromeClient::runShareSheet):
>+        Empty declaration of runShareSheet.
>+
>+        * WebView/WebPreferenceKeysPrivate.h:
>+        * WebView/WebPreferences.mm:
>+        (-[WebPreferences webShareEnabled]):
>+        (-[WebPreferences setWebShareEnabled:]):
>+        * WebView/WebPreferencesPrivate.h:
>+        * WebView/WebView.mm:
>+        (-[WebView _preferencesChanged:]):
>+        Set up for RuntimeEnabledFeature switch.
>+
> 2018-08-17  Alex Christensen  <achristensen@webkit.org>
> 
>         Add some plumbing for safe browsing
>diff --git a/Source/WebCore/DerivedSources.make b/Source/WebCore/DerivedSources.make
>index 6c9b2ce6b61c0059d69e7a99460aa70aec8c0a4d..46681f9daf9a75e640fdd1d2aab1a5a57210cc8f 100644
>--- a/Source/WebCore/DerivedSources.make
>+++ b/Source/WebCore/DerivedSources.make
>@@ -776,6 +776,8 @@ JS_BINDING_IDLS = \
>     $(WebCore)/page/NavigatorID.idl \
>     $(WebCore)/page/NavigatorLanguage.idl \
>     $(WebCore)/page/NavigatorOnLine.idl \
>+    $(WebCore)/page/NavigatorShare.idl \
>+    $(WebCore)/page/ShareData.idl \
>     $(WebCore)/page/NavigatorServiceWorker.idl \
>     $(WebCore)/page/Performance.idl \
>     $(WebCore)/page/PerformanceEntry.idl \
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index f0ef78610dd046b367272c05aac6744585c938a2..8fe97a704c389d0a53e5f2dde8402ee6afddd272 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -2781,6 +2781,8 @@ JSNavigatorLanguage.cpp
> JSNavigatorMediaCapabilities.cpp
> JSNavigatorMediaDevices.cpp
> JSNavigatorOnLine.cpp
>+JSNavigatorShare.cpp
>+JSShareData.cpp
> JSNavigatorServiceWorker.cpp
> JSNavigatorUserMedia.cpp
> JSNavigatorWebDriver.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index b39dab551141f3219ddf8db21318ea6406a62db7..18510cdd257be6fc6277482431ce337629737a7b 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -642,6 +642,7 @@
> 		1CAF34830A6C405200ABE06E /* WebScriptObjectPrivate.h in Headers */ = {isa = PBXBuildFile; fileRef = 1CAF34800A6C405200ABE06E /* WebScriptObjectPrivate.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1CCDF5BE1990332400BCEBAD /* SVGToOTFFontConversion.h in Headers */ = {isa = PBXBuildFile; fileRef = 1CCDF5BC1990332400BCEBAD /* SVGToOTFFontConversion.h */; };
> 		1CFAE3230A6D6A3F0032593D /* libobjc.dylib in Frameworks */ = {isa = PBXBuildFile; fileRef = 1CFAE3220A6D6A3F0032593D /* libobjc.dylib */; };
>+		1D9F0FC12122029B005D8FD4 /* ShareData.h in Headers */ = {isa = PBXBuildFile; fileRef = 1DC55400211BA8C8004B780E /* ShareData.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1F36EA9C1E21BA1700621E25 /* WebBackgroundTaskController.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F36EA9A1E21BA1700621E25 /* WebBackgroundTaskController.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1F3C3BEB135CAF3C00B8C1AC /* MediaControls.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F3C3BE9135CAF3C00B8C1AC /* MediaControls.h */; };
> 		1F72BF0B187FD45C0009BCB3 /* TileControllerMemoryHandlerIOS.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F72BF09187FD4270009BCB3 /* TileControllerMemoryHandlerIOS.h */; settings = {ATTRIBUTES = (Private, ); }; };
>@@ -6323,6 +6324,9 @@
> 		1CDD45E50BA9C84600F90147 /* WebCore.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; path = WebCore.xcconfig; sourceTree = "<group>"; };
> 		1CDD45E60BA9C84600F90147 /* Base.xcconfig */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.xcconfig; path = Base.xcconfig; sourceTree = "<group>"; };
> 		1CFAE3220A6D6A3F0032593D /* libobjc.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; name = libobjc.dylib; path = /usr/lib/libobjc.dylib; sourceTree = "<absolute>"; };
>+		1DC553FD211BA12A004B780E /* NavigatorShare.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = NavigatorShare.idl; sourceTree = "<group>"; };
>+		1DC553FF211BA841004B780E /* ShareData.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = ShareData.idl; sourceTree = "<group>"; };
>+		1DC55400211BA8C8004B780E /* ShareData.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ShareData.h; sourceTree = "<group>"; };
> 		1F36EA9A1E21BA1700621E25 /* WebBackgroundTaskController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebBackgroundTaskController.h; sourceTree = "<group>"; };
> 		1F36EA9B1E21BA1700621E25 /* WebBackgroundTaskController.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = WebBackgroundTaskController.mm; sourceTree = "<group>"; };
> 		1F3C3BE8135CAF3C00B8C1AC /* MediaControls.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = MediaControls.cpp; sourceTree = "<group>"; };
>@@ -19402,6 +19406,7 @@
> 				7C5BEA3B1E9EE77100CC517B /* NavigatorLanguage.idl */,
> 				7C5BEA3C1E9EE77100CC517B /* NavigatorOnLine.idl */,
> 				5182C24B1F313AE00059BA7C /* NavigatorServiceWorker.idl */,
>+				1DC553FD211BA12A004B780E /* NavigatorShare.idl */,
> 				00146288103CD1DE000B20DB /* OriginAccessEntry.cpp */,
> 				00146289103CD1DE000B20DB /* OriginAccessEntry.h */,
> 				65FEA86809833ADE00BED4AB /* Page.cpp */,
>@@ -19492,6 +19497,8 @@
> 				7CC6609B1F93057900D500E9 /* SettingsBase.cpp */,
> 				7CC660991F93057800D500E9 /* SettingsBase.h */,
> 				7C6EFEEA1F946A2E00FFAD41 /* SettingsDefaultValues.h */,
>+				1DC55400211BA8C8004B780E /* ShareData.h */,
>+				1DC553FF211BA841004B780E /* ShareData.idl */,
> 				5C688AA21D38126F000B54FA /* SocketProvider.cpp */,
> 				5C7C88D71D0F1F2B009D2F6D /* SocketProvider.h */,
> 				626CDE0C1140424C001E5A68 /* SpatialNavigation.cpp */,
>@@ -30297,6 +30304,7 @@
> 				FD45A95B175D41EE00C21EC8 /* ShapeInterval.h in Headers */,
> 				FD45A952175D3F3E00C21EC8 /* ShapeOutsideInfo.h in Headers */,
> 				FD1AF1501656F15100C6D4F7 /* ShapeValue.h in Headers */,
>+				1D9F0FC12122029B005D8FD4 /* ShareData.h in Headers */,
> 				1A4A954E0B4EDCCB002D8C3C /* SharedBuffer.h in Headers */,
> 				834DFAD01F7DAE5D00C2725B /* SharedStringHash.h in Headers */,
> 				93309EA3099EB78C0056E581 /* SharedTimer.h in Headers */,
>diff --git a/Source/WebCore/features.json b/Source/WebCore/features.json
>index 335558643bf5a3cfddd2342181352687651333e9..901eb2d0d2ee92220d7a6632a8bb617fbfd591d5 100644
>--- a/Source/WebCore/features.json
>+++ b/Source/WebCore/features.json
>@@ -1220,7 +1220,7 @@
>     {
>         "name": "Web Share",
>         "status": {
>-            "status": "Under Consideration"
>+            "status": "In Development"
>         },
>         "url": "https://github.com/WICG/web-share/blob/master/docs/interface.md",
>         "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=171100",
>diff --git a/Source/WebCore/loader/EmptyClients.cpp b/Source/WebCore/loader/EmptyClients.cpp
>index 2f2fb08aaa3a15bb413038f443254a9e483e7353..2f225696e7a7db209891d12f18134d85945430bd 100644
>--- a/Source/WebCore/loader/EmptyClients.cpp
>+++ b/Source/WebCore/loader/EmptyClients.cpp
>@@ -436,6 +436,10 @@ std::unique_ptr<DataListSuggestionPicker> EmptyChromeClient::createDataListSugge
> void EmptyChromeClient::runOpenPanel(Frame&, FileChooser&)
> {
> }
>+    
>+void EmptyChromeClient::runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&)
>+{
>+}
> 
> PAL::SessionID EmptyFrameLoaderClient::sessionID() const
> {
>diff --git a/Source/WebCore/loader/EmptyClients.h b/Source/WebCore/loader/EmptyClients.h
>index 9d052b0b9523fbc846693f22dc5fc78aa380765c..33a13f9a65f02374a379f263367d69ffd6cf15ac 100644
>--- a/Source/WebCore/loader/EmptyClients.h
>+++ b/Source/WebCore/loader/EmptyClients.h
>@@ -137,6 +137,7 @@ class EmptyChromeClient : public ChromeClient {
> #endif
> 
>     void runOpenPanel(Frame&, FileChooser&) final;
>+    void runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&) final;
>     void loadIconForFiles(const Vector<String>&, FileIconLoader&) final { }
> 
>     void elementDidFocus(Element&) final { }
>diff --git a/Source/WebCore/page/Chrome.cpp b/Source/WebCore/page/Chrome.cpp
>index 1331cb1236c103a142fc5c19a5ee938f0979a4f7..2579b37e8306690ef49e44c2e3df92e75d420f86 100644
>--- a/Source/WebCore/page/Chrome.cpp
>+++ b/Source/WebCore/page/Chrome.cpp
>@@ -46,6 +46,7 @@
> #include "RenderObject.h"
> #include "ResourceHandle.h"
> #include "Settings.h"
>+#include "ShareData.h"
> #include "StorageNamespace.h"
> #include "WindowFeatures.h"
> #include <JavaScriptCore/VM.h>
>@@ -449,6 +450,11 @@ void Chrome::runOpenPanel(Frame& frame, FileChooser& fileChooser)
>     m_client.runOpenPanel(frame, fileChooser);
> }
> 
>+void Chrome::runShareSheet(Frame& frame, ShareDataWithParsedURL& shareData, CompletionHandler<void(bool)>&& callback)
>+{
>+    m_client.runShareSheet(frame, shareData, WTFMove(callback));
>+}
>+
> void Chrome::loadIconForFiles(const Vector<String>& filenames, FileIconLoader& loader)
> {
>     m_client.loadIconForFiles(filenames, loader);
>diff --git a/Source/WebCore/page/Chrome.h b/Source/WebCore/page/Chrome.h
>index ccbce93556ea94b5c110c5dc357c35d98831a9ff..00a5b29404b4523f252e86e784a37dce03d27e9f 100644
>--- a/Source/WebCore/page/Chrome.h
>+++ b/Source/WebCore/page/Chrome.h
>@@ -58,6 +58,7 @@ class PopupMenuClient;
> class PopupOpeningObserver;
> class SearchPopupMenu;
> 
>+struct ShareDataWithParsedURL;
> struct DateTimeChooserParameters;
> struct ViewportArguments;
> struct WindowFeatures;
>@@ -159,6 +160,7 @@ public:
> #endif
> 
>     void runOpenPanel(Frame&, FileChooser&);
>+    void runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&);
>     void loadIconForFiles(const Vector<String>&, FileIconLoader&);
> 
>     void dispatchDisabledAdaptationsDidChange(const OptionSet<DisabledAdaptations>&) const;
>diff --git a/Source/WebCore/page/ChromeClient.h b/Source/WebCore/page/ChromeClient.h
>index 472b6183fc7bc2dbffbea0a59735e7cab0f50ce9..051ea41568f9a1930c5bbdfe6d3f17fb60f90304 100644
>--- a/Source/WebCore/page/ChromeClient.h
>+++ b/Source/WebCore/page/ChromeClient.h
>@@ -103,6 +103,7 @@ struct DateTimeChooserParameters;
> struct GraphicsDeviceAdapter;
> struct ViewportArguments;
> struct WindowFeatures;
>+struct ShareDataWithParsedURL;
> 
> enum class RouteSharingPolicy;
> 
>@@ -282,6 +283,8 @@ public:
> #endif
> 
>     virtual void runOpenPanel(Frame&, FileChooser&) = 0;
>+    virtual void runShareSheet(Frame&, ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&& callback) { callback(false); }
>+    
>     // Asynchronous request to load an icon for specified filenames.
>     virtual void loadIconForFiles(const Vector<String>&, FileIconLoader&) = 0;
>         
>diff --git a/Source/WebCore/page/Navigator.cpp b/Source/WebCore/page/Navigator.cpp
>index 78098006b72bc17a6d159fd2ad18dc7f773b659c..5a5dc752c4ac4ee6959195bba945866d5a270966 100644
>--- a/Source/WebCore/page/Navigator.cpp
>+++ b/Source/WebCore/page/Navigator.cpp
>@@ -23,6 +23,7 @@
> #include "config.h"
> #include "Navigator.h"
> 
>+#include "Chrome.h"
> #include "CookieJar.h"
> #include "DOMMimeTypeArray.h"
> #include "DOMPluginArray.h"
>@@ -31,6 +32,7 @@
> #include "FrameLoader.h"
> #include "FrameLoaderClient.h"
> #include "Geolocation.h"
>+#include "JSDOMPromiseDeferred.h"
> #include "LoaderStrategy.h"
> #include "Page.h"
> #include "PlatformStrategies.h"
>@@ -40,6 +42,7 @@
> #include "Settings.h"
> #include <wtf/Language.h>
> #include <wtf/StdLibExtras.h>
>+#include <wtf/WeakPtr.h>
> 
> 
> namespace WebCore {
>@@ -94,6 +97,35 @@ bool Navigator::onLine() const
>     return platformStrategies()->loaderStrategy()->isOnLine();
> }
> 
>+void Navigator::share(ScriptExecutionContext& context, ShareData data, Ref<DeferredPromise>&& promise)
>+{
>+    if (m_frame->page()) {
>+        if (!data.title && !data.url && !data.text) {
>+            promise->reject(TypeError);
>+            return;
>+        }
>+        
>+        URL url = context.completeURL(data.url);
>+        if (!url.isValid())
>+            promise->reject(TypeError);
>+        
>+        ShareDataWithParsedURL shareData = {
>+            data,
>+            url,
>+        };
>+
>+        m_frame->page()->chrome().runShareSheet(*m_frame, shareData, [documentReference = makeWeakPtr(m_frame->document()), promise = WTFMove(promise)] (bool completed) mutable {
>+            if (completed) {
>+                promise->resolve();
>+                return;
>+            }
>+            promise->reject(Exception { AbortError, "Aborted by AbortSignal."_s });
>+            return;
>+        });
>+    }
>+    return;
>+}
>+
> DOMPluginArray& Navigator::plugins()
> {
>     if (!m_plugins)
>diff --git a/Source/WebCore/page/Navigator.h b/Source/WebCore/page/Navigator.h
>index b86ed89daff4b698a9c13790c2d75341f3a06a6a..bd260df7fa707a265013c032c2bcf20459783c2b 100644
>--- a/Source/WebCore/page/Navigator.h
>+++ b/Source/WebCore/page/Navigator.h
>@@ -20,8 +20,10 @@
> #pragma once
> 
> #include "DOMWindowProperty.h"
>+#include "JSDOMPromiseDeferred.h"
> #include "NavigatorBase.h"
> #include "ScriptWrappable.h"
>+#include "ShareData.h"
> #include "Supplementable.h"
> 
> namespace WebCore {
>@@ -42,6 +44,7 @@ public:
>     const String& userAgent() const final;
>     void userAgentChanged();
>     bool onLine() const final;
>+    void share(ScriptExecutionContext&, ShareData, Ref<DeferredPromise>&&);
>     
> #if PLATFORM(IOS)
>     bool standalone() const;
>diff --git a/Source/WebCore/page/Navigator.idl b/Source/WebCore/page/Navigator.idl
>index b37eda900b431d2cbddc3d9af27c6f7abbcb1ae8..69d55c89bf0129fd5fd34885ae1415f791506844 100644
>--- a/Source/WebCore/page/Navigator.idl
>+++ b/Source/WebCore/page/Navigator.idl
>@@ -35,4 +35,4 @@ Navigator implements NavigatorID;
> Navigator implements NavigatorLanguage;
> Navigator implements NavigatorOnLine;
> Navigator implements NavigatorServiceWorker;
>-
>+Navigator implements NavigatorShare;
>diff --git a/Source/WebCore/page/NavigatorShare.idl b/Source/WebCore/page/NavigatorShare.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..6ab4d3107e6ad724f217bf9a77229f7db79bfd93
>--- /dev/null
>+++ b/Source/WebCore/page/NavigatorShare.idl
>@@ -0,0 +1,35 @@
>+/*
>+ * 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.
>+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
>+ *     its contributors may be used to endorse or promote products derived
>+ *     from this software without specific prior written permission.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
>+ */
>+
>+
>+[
>+    NoInterfaceObject,
>+    EnabledAtRuntime=WebShare
>+] interface NavigatorShare {
>+    [CallWith=ScriptExecutionContext] Promise<void> share(ShareData shareData);
>+};
>diff --git a/Source/WebCore/page/RuntimeEnabledFeatures.h b/Source/WebCore/page/RuntimeEnabledFeatures.h
>index 0e645b341d921f07900a4f15b448385c411c5226..c82bb6c249e2d6881020ebae15c491936259e3d9 100644
>--- a/Source/WebCore/page/RuntimeEnabledFeatures.h
>+++ b/Source/WebCore/page/RuntimeEnabledFeatures.h
>@@ -86,6 +86,9 @@ public:
> 
>     void setCustomPasteboardDataEnabled(bool isEnabled) { m_isCustomPasteboardDataEnabled = isEnabled; }
>     bool customPasteboardDataEnabled() const { return m_isCustomPasteboardDataEnabled; }
>+    
>+    void setWebShareEnabled(bool isEnabled) { m_isWebShareEnabled = isEnabled; }
>+    bool webShareEnabled() const { return m_isWebShareEnabled; }
> 
> #if ENABLE(ATTACHMENT_ELEMENT)
>     void setAttachmentElementEnabled(bool areEnabled) { m_isAttachmentElementEnabled = areEnabled; }
>@@ -304,6 +307,7 @@ private:
>     bool m_isDirectoryUploadEnabled { false };
>     bool m_areDataTransferItemsEnabled { false };
>     bool m_isCustomPasteboardDataEnabled { false };
>+    bool m_isWebShareEnabled { false };
>     bool m_inputEventsEnabled { true };
> 
> #if ENABLE(ATTACHMENT_ELEMENT)
>diff --git a/Source/WebCore/page/ShareData.h b/Source/WebCore/page/ShareData.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..279f033a264813c21adf90cfa6c3658ac3843f23
>--- /dev/null
>+++ b/Source/WebCore/page/ShareData.h
>@@ -0,0 +1,42 @@
>+/*
>+ * 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. ``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
>+#include "URL.h"
>+
>+namespace WebCore {
>+    
>+struct ShareData {
>+    String title;
>+    String text;
>+    String url;
>+};
>+    
>+struct ShareDataWithParsedURL {
>+    ShareData shareData;
>+    URL url;
>+};
>+    
>+}
>diff --git a/Source/WebCore/page/ShareData.idl b/Source/WebCore/page/ShareData.idl
>new file mode 100644
>index 0000000000000000000000000000000000000000..15b660ea29b9a2297daeb1d6c316004e333150a0
>--- /dev/null
>+++ b/Source/WebCore/page/ShareData.idl
>@@ -0,0 +1,33 @@
>+/*
>+ * 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.
>+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
>+ *     its contributors may be used to endorse or promote products derived
>+ *     from this software without specific prior written permission.
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
>+ */
>+
>+dictionary ShareData {
>+    USVString title;
>+    USVString text;
>+    USVString url;
>+};
>diff --git a/Source/WebKit/Scripts/webkit/messages.py b/Source/WebKit/Scripts/webkit/messages.py
>index 09e464fcd7160b2ee8fe2c93362026eb4b380d89..5b16caed3af874bd6109330eea97b29433df1dc6 100644
>--- a/Source/WebKit/Scripts/webkit/messages.py
>+++ b/Source/WebKit/Scripts/webkit/messages.py
>@@ -382,6 +382,8 @@ def headers_for_type(type):
>         'WebCore::AutoplayEventFlags': ['<WebCore/AutoplayEvent.h>'],
>         'WebCore::ExceptionDetails': ['<WebCore/JSDOMExceptionHandling.h>'],
>         'WebCore::FileChooserSettings': ['<WebCore/FileChooser.h>'],
>+        'WebCore::ShareData': ['<WebCore/ShareData.h>'],
>+        'WebCore::ShareDataWithParsedURL': ['<WebCore/ShareData.h>'],
>         'WebCore::FrameLoadType': ['<WebCore/FrameLoaderTypes.h>'],
>         'WebCore::GrammarDetail': ['<WebCore/TextCheckerClient.h>'],
>         'WebCore::HasInsecureContent': ['<WebCore/FrameLoaderTypes.h>'],
>diff --git a/Source/WebKit/Shared/WebCoreArgumentCoders.cpp b/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>index baa2fcf03e9ab2c9cff6a8adb9ff330bb03d896e..10034bf42df0ada1ea8345bfd462fd3b84f2b4f1 100644
>--- a/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>+++ b/Source/WebKit/Shared/WebCoreArgumentCoders.cpp
>@@ -72,6 +72,7 @@
> #include <WebCore/ServiceWorkerClientData.h>
> #include <WebCore/ServiceWorkerClientIdentifier.h>
> #include <WebCore/ServiceWorkerData.h>
>+#include <WebCore/ShareData.h>
> #include <WebCore/TextCheckerClient.h>
> #include <WebCore/TextIndicator.h>
> #include <WebCore/TimingFunction.h>
>@@ -1917,7 +1918,39 @@ bool ArgumentCoder<FileChooserSettings>::decode(Decoder& decoder, FileChooserSet
> 
>     return true;
> }
>+    
>+void ArgumentCoder<ShareData>::encode(Encoder& encoder, const ShareData& settings)
>+{
>+    encoder << settings.title;
>+    encoder << settings.text;
>+    encoder << settings.url;
>+}
>+
>+bool ArgumentCoder<ShareData>::decode(Decoder& decoder, ShareData& settings)
>+{
>+    if (!decoder.decode(settings.title))
>+        return false;
>+    if (!decoder.decode(settings.text))
>+        return false;
>+    if (!decoder.decode(settings.url))
>+        return false;
>+    return true;
>+}
>+    
>+void ArgumentCoder<ShareDataWithParsedURL>::encode(Encoder& encoder, const ShareDataWithParsedURL& settings)
>+{
>+    encoder << settings.shareData;
>+    encoder << settings.url;
>+}
> 
>+bool ArgumentCoder<ShareDataWithParsedURL>::decode(Decoder& decoder, ShareDataWithParsedURL& settings)
>+{
>+    if (!decoder.decode(settings.shareData))
>+        return false;
>+    if (!decoder.decode(settings.url))
>+        return false;
>+    return true;
>+}
> 
> void ArgumentCoder<GrammarDetail>::encode(Encoder& encoder, const GrammarDetail& detail)
> {
>diff --git a/Source/WebKit/Shared/WebCoreArgumentCoders.h b/Source/WebKit/Shared/WebCoreArgumentCoders.h
>index f2afcad596033940f1b49ad0623a089a8c539a75..a9aaa0e8a4fd54c3e129e6948dd571abad6c4493 100644
>--- a/Source/WebKit/Shared/WebCoreArgumentCoders.h
>+++ b/Source/WebKit/Shared/WebCoreArgumentCoders.h
>@@ -103,6 +103,8 @@ struct DictionaryPopupInfo;
> struct EventTrackingRegions;
> struct ExceptionDetails;
> struct FileChooserSettings;
>+struct ShareData;
>+struct ShareDataWithParsedURL;
> struct Length;
> struct GrammarDetail;
> struct MimeClassInfo;
>@@ -475,6 +477,16 @@ template<> struct ArgumentCoder<WebCore::FileChooserSettings> {
>     static void encode(Encoder&, const WebCore::FileChooserSettings&);
>     static bool decode(Decoder&, WebCore::FileChooserSettings&);
> };
>+    
>+template<> struct ArgumentCoder<WebCore::ShareData> {
>+    static void encode(Encoder&, const WebCore::ShareData&);
>+    static bool decode(Decoder&, WebCore::ShareData&);
>+};
>+    
>+template<> struct ArgumentCoder<WebCore::ShareDataWithParsedURL> {
>+    static void encode(Encoder&, const WebCore::ShareDataWithParsedURL&);
>+    static bool decode(Decoder&, WebCore::ShareDataWithParsedURL&);
>+};
> 
> template<> struct ArgumentCoder<WebCore::GrammarDetail> {
>     static void encode(Encoder&, const WebCore::GrammarDetail&);
>diff --git a/Source/WebKit/Shared/WebPreferences.yaml b/Source/WebKit/Shared/WebPreferences.yaml
>index 260221cb30cd25bf524c22b74e6525187fb8001c..ab933c65cdc743e1dd95b3943328f12b5b308cbb 100644
>--- a/Source/WebKit/Shared/WebPreferences.yaml
>+++ b/Source/WebKit/Shared/WebPreferences.yaml
>@@ -757,6 +757,13 @@ CustomPasteboardDataEnabled:
>   humanReadableDescription: "Enable custom clipboard types and better security model for clipboard API."
>   webcoreBinding: RuntimeEnabledFeatures
> 
>+WebShareEnabled:
>+  type: bool
>+  defaultValue: true
>+  humanReadableName: "Web share"
>+  humanReadableDescription: "Web share API"
>+  webcoreBinding: RuntimeEnabledFeatures
>+
> ViewportFitEnabled:
>   type: bool
>   defaultValue: true
>diff --git a/Source/WebKit/UIProcess/API/C/WKPreferences.cpp b/Source/WebKit/UIProcess/API/C/WKPreferences.cpp
>index cf3955012d34d9a4db515701fd4be0cd77505707..4f8a878d25822249eef5b21002d328077506df8c 100644
>--- a/Source/WebKit/UIProcess/API/C/WKPreferences.cpp
>+++ b/Source/WebKit/UIProcess/API/C/WKPreferences.cpp
>@@ -1738,6 +1738,16 @@ bool WKPreferencesGetCustomPasteboardDataEnabled(WKPreferencesRef preferencesRef
>     return toImpl(preferencesRef)->customPasteboardDataEnabled();
> }
> 
>+void WKPreferencesSetWebShareEnabled(WKPreferencesRef preferencesRef, bool flag)
>+{
>+    toImpl(preferencesRef)->setWebShareEnabled(flag);
>+}
>+
>+bool WKPreferencesGetWebShareEnabled(WKPreferencesRef preferencesRef)
>+{
>+    return toImpl(preferencesRef)->webShareEnabled();
>+}
>+
> void WKPreferencesSetDownloadAttributeEnabled(WKPreferencesRef preferencesRef, bool flag)
> {
>     toImpl(preferencesRef)->setDownloadAttributeEnabled(flag);
>diff --git a/Source/WebKit/UIProcess/API/C/WKPreferencesRefPrivate.h b/Source/WebKit/UIProcess/API/C/WKPreferencesRefPrivate.h
>index 7cd482530467285d10e07ebdff1c6e1130abee36..3946a863b6dd40550f2b3cc597f11470296ab4c8 100644
>--- a/Source/WebKit/UIProcess/API/C/WKPreferencesRefPrivate.h
>+++ b/Source/WebKit/UIProcess/API/C/WKPreferencesRefPrivate.h
>@@ -496,6 +496,10 @@ WK_EXPORT bool WKPreferencesGetDataTransferItemsEnabled(WKPreferencesRef);
> // Defaults to false
> WK_EXPORT void WKPreferencesSetCustomPasteboardDataEnabled(WKPreferencesRef, bool flag);
> WK_EXPORT bool WKPreferencesGetCustomPasteboardDataEnabled(WKPreferencesRef);
>+    
>+// Defaults to false
>+WK_EXPORT void WKPreferencesSetWebShareEnabled(WKPreferencesRef, bool flag);
>+WK_EXPORT bool WKPreferencesGetWebShareEnabled(WKPreferencesRef);
> 
> // Defaults to false
> WK_EXPORT void WKPreferencesSetUserTimingEnabled(WKPreferencesRef, bool flag);
>diff --git a/Source/WebKit/UIProcess/PageClient.h b/Source/WebKit/UIProcess/PageClient.h
>index e2c691e1cdc540c42cf8d51507828bac5740153f..93b6e7272f04ee62fcff62e50f8913abef411a61 100644
>--- a/Source/WebKit/UIProcess/PageClient.h
>+++ b/Source/WebKit/UIProcess/PageClient.h
>@@ -79,6 +79,7 @@ struct DictionaryPopupInfo;
> struct Highlight;
> struct TextIndicatorData;
> struct ViewportAttributes;
>+struct ShareDataWithParsedURL;
> 
> template <typename> class RectEdges;
> using FloatBoxExtent = RectEdges<float>;
>@@ -200,6 +201,7 @@ public:
>     virtual void handleDownloadRequest(DownloadProxy*) = 0;
> 
>     virtual bool handleRunOpenPanel(WebPageProxy*, WebFrameProxy*, API::OpenPanelParameters*, WebOpenPanelResultListenerProxy*) { return false; }
>+    virtual bool handleRunShareSheet(WebPageProxy*, WebFrameProxy*, const WebCore::ShareDataWithParsedURL&,  WTF::CompletionHandler<void (bool)>&&) { return false; }
> 
>     virtual void didChangeContentSize(const WebCore::IntSize&) = 0;
> 
>diff --git a/Source/WebKit/UIProcess/WebPageProxy.cpp b/Source/WebKit/UIProcess/WebPageProxy.cpp
>index 8acd1b2574f210e69d2353476fad4aef422e5d1a..6db704f1f02ae3c05f649143045424e337cfa4ac 100644
>--- a/Source/WebKit/UIProcess/WebPageProxy.cpp
>+++ b/Source/WebKit/UIProcess/WebPageProxy.cpp
>@@ -145,6 +145,7 @@
> #include <WebCore/RenderEmbeddedObject.h>
> #include <WebCore/SSLKeyGenerator.h>
> #include <WebCore/SerializedCryptoKeyWrap.h>
>+#include <WebCore/ShareData.h>
> #include <WebCore/SharedBuffer.h>
> #include <WebCore/ShouldSkipSafeBrowsingCheck.h>
> #include <WebCore/ShouldTreatAsContinuingLoad.h>
>@@ -4619,6 +4620,18 @@ void WebPageProxy::runOpenPanel(uint64_t frameID, const SecurityOriginData& fram
>     }
> }
> 
>+void WebPageProxy::runShareSheet(uint64_t frameID, const ShareDataWithParsedURL& shareData, uint64_t contextID)
>+{
>+    CompletionHandler<void(bool)> completionHandler = [this, protectedThis = makeRef(*this), contextID] (bool access) {
>+        m_process->send(Messages::WebPage::RunShareSheetResponse(access, contextID), m_pageID);
>+    };
>+    
>+    WebFrameProxy* frame = m_process->webFrame(frameID);
>+    MESSAGE_CHECK(frame);
>+    
>+    m_pageClient.handleRunShareSheet(this, frame, shareData, WTFMove(completionHandler));
>+}
>+    
> void WebPageProxy::printFrame(uint64_t frameID)
> {
>     ASSERT(!m_isPerformingDOMPrintOperation);
>@@ -5281,7 +5294,7 @@ void WebPageProxy::didCancelForOpenPanel()
>     m_openPanelResultListener->invalidate();
>     m_openPanelResultListener = nullptr;
> }
>-
>+    
> void WebPageProxy::advanceToNextMisspelling(bool startBeforeSelection)
> {
>     m_process->send(Messages::WebPage::AdvanceToNextMisspelling(startBeforeSelection), m_pageID);
>diff --git a/Source/WebKit/UIProcess/WebPageProxy.h b/Source/WebKit/UIProcess/WebPageProxy.h
>index 9f625ddfb90c915723db35b17a0a6155b670b14c..da026a2b55cfad702c7c5b19e345013c9eb68b3f 100644
>--- a/Source/WebKit/UIProcess/WebPageProxy.h
>+++ b/Source/WebKit/UIProcess/WebPageProxy.h
>@@ -182,6 +182,7 @@ struct DataListSuggestionInformation;
> struct DictionaryPopupInfo;
> struct ExceptionDetails;
> struct FileChooserSettings;
>+struct ShareData;
> struct GlobalWindowIdentifier;
> struct MediaStreamRequest;
> struct SecurityOriginData;
>@@ -1477,6 +1478,7 @@ private:
>     void didChangeViewportProperties(const WebCore::ViewportAttributes&);
>     void pageDidScroll();
>     void runOpenPanel(uint64_t frameID, const WebCore::SecurityOriginData&, const WebCore::FileChooserSettings&);
>+    void runShareSheet(uint64_t frameID, const WebCore::ShareDataWithParsedURL&,  uint64_t contextID);
>     void printFrame(uint64_t frameID);
>     void exceededDatabaseQuota(uint64_t frameID, const String& originIdentifier, const String& databaseName, const String& displayName, uint64_t currentQuota, uint64_t currentOriginUsage, uint64_t currentDatabaseUsage, uint64_t expectedUsage, Messages::WebPageProxy::ExceededDatabaseQuota::DelayedReply&&);
>     void reachedApplicationCacheOriginQuota(const String& originIdentifier, uint64_t currentQuota, uint64_t totalBytesNeeded, Messages::WebPageProxy::ReachedApplicationCacheOriginQuota::DelayedReply&&);
>diff --git a/Source/WebKit/UIProcess/WebPageProxy.messages.in b/Source/WebKit/UIProcess/WebPageProxy.messages.in
>index 89cafaea5f586d8397eeb8e2c43bd4fc85abf930..9ee38fb137d468916a787a6a7480461d9a756054 100644
>--- a/Source/WebKit/UIProcess/WebPageProxy.messages.in
>+++ b/Source/WebKit/UIProcess/WebPageProxy.messages.in
>@@ -76,6 +76,8 @@ messages -> WebPageProxy {
>     RunBeforeUnloadConfirmPanel(uint64_t frameID, struct WebCore::SecurityOriginData frameSecurityOrigin, String message) -> (bool shouldClose) Delayed
>     PageDidScroll()
>     RunOpenPanel(uint64_t frameID, struct WebCore::SecurityOriginData frameSecurityOrigin, struct WebCore::FileChooserSettings parameters)
>+    RunShareSheet(uint64_t frameID, struct WebCore::ShareDataWithParsedURL shareData, uint64_t contextID)
>+                           
>     PrintFrame(uint64_t frameID) -> ()
>     RunModal()
>     NotifyScrollerThumbIsVisibleInRect(WebCore::IntRect scrollerThumb)
>diff --git a/Source/WebKit/UIProcess/ios/PageClientImplIOS.h b/Source/WebKit/UIProcess/ios/PageClientImplIOS.h
>index 1c7abfc26c636d9480e3fddc7c6bea51332f26b9..a1d85f0cba5df1b73f68303f1bbae3dfba1e6305 100644
>--- a/Source/WebKit/UIProcess/ios/PageClientImplIOS.h
>+++ b/Source/WebKit/UIProcess/ios/PageClientImplIOS.h
>@@ -144,6 +144,8 @@ private:
>     void showPlaybackTargetPicker(bool hasVideo, const WebCore::IntRect& elementRect, WebCore::RouteSharingPolicy, const String&) override;
> 
>     bool handleRunOpenPanel(WebPageProxy*, WebFrameProxy*, API::OpenPanelParameters*, WebOpenPanelResultListenerProxy*) override;
>+    bool handleRunShareSheet(WebPageProxy*, WebFrameProxy*, const WebCore::ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&&) override;
>+    
>     void disableDoubleTapGesturesDuringTapIfNecessary(uint64_t requestID) override;
>     double minimumZoomScale() const override;
>     WebCore::FloatRect documentRect() const override;
>diff --git a/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm b/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm
>index f90a2f8a755d9b638244566ddd096270703e2115..e674bbb0f3f269fa3539f84c04c5da8820278248 100644
>--- a/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm
>+++ b/Source/WebKit/UIProcess/ios/PageClientImplIOS.mm
>@@ -54,6 +54,7 @@
> #import <WebCore/NotImplemented.h>
> #import <WebCore/PlatformScreen.h>
> #import <WebCore/PromisedBlobInfo.h>
>+#import <WebCore/ShareData.h>
> #import <WebCore/SharedBuffer.h>
> #import <WebCore/TextIndicator.h>
> #import <WebCore/ValidationBubble.h>
>@@ -571,6 +572,12 @@ bool PageClientImpl::handleRunOpenPanel(WebPageProxy*, WebFrameProxy*, API::Open
>     return true;
> }
> 
>+bool PageClientImpl::handleRunShareSheet(WebPageProxy*, WebFrameProxy*, const ShareDataWithParsedURL& shareData, WTF::CompletionHandler<void(bool)>&& completionHandler)
>+{
>+    [m_contentView _showShareSheet:shareData completionHandler:WTFMove(completionHandler)];
>+    return true;
>+}
>+
> void PageClientImpl::showInspectorHighlight(const WebCore::Highlight& highlight)
> {
>     [m_contentView _showInspectorHighlight:highlight];
>diff --git a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h
>index cc45c5cff220d325765f0a0721e11b9985149469..641e00c78e1b8c5f57e643fa839e16c214e18c06 100644
>--- a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h
>+++ b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.h
>@@ -38,6 +38,7 @@
> #import "WKFileUploadPanel.h"
> #import "WKFormPeripheral.h"
> #import "WKKeyboardScrollingAnimator.h"
>+#import "WKShareSheet.h"
> #import "WKSyntheticClickTapGestureRecognizer.h"
> #import <UIKit/UIView.h>
> #import <WebCore/Color.h>
>@@ -63,6 +64,7 @@ class IntSize;
> class SelectionRect;
> struct PromisedBlobInfo;
> enum class RouteSharingPolicy;
>+struct ShareDataWithParsedURL;
> }
> 
> #if ENABLE(DRAG_SUPPORT)
>@@ -174,6 +176,7 @@ struct WKAutoCorrectionData {
> #endif
>     RetainPtr<WKFormInputSession> _formInputSession;
>     RetainPtr<WKFileUploadPanel> _fileUploadPanel;
>+    RetainPtr<WKShareSheet> _shareSheet;
>     RetainPtr<UIGestureRecognizer> _previewGestureRecognizer;
>     RetainPtr<UIGestureRecognizer> _previewSecondaryGestureRecognizer;
>     Vector<bool> _focusStateStack;
>@@ -262,7 +265,7 @@ struct WKAutoCorrectionData {
> 
> @end
> 
>-@interface WKContentView (WKInteraction) <UIGestureRecognizerDelegate, UITextAutoscrolling, UITextInputMultiDocument, UITextInputPrivate, UIWebFormAccessoryDelegate, UIWebTouchEventsGestureRecognizerDelegate, UIWKInteractionViewProtocol, WKActionSheetAssistantDelegate, WKFileUploadPanelDelegate, WKKeyboardScrollable
>+@interface WKContentView (WKInteraction) <UIGestureRecognizerDelegate, UITextAutoscrolling, UITextInputMultiDocument, UITextInputPrivate, UIWebFormAccessoryDelegate, UIWebTouchEventsGestureRecognizerDelegate, UIWKInteractionViewProtocol, WKActionSheetAssistantDelegate, WKFileUploadPanelDelegate, WKShareSheetDelegate, WKKeyboardScrollable
> #if ENABLE(DATA_INTERACTION)
>     , UIDragInteractionDelegate, UIDropInteractionDelegate
> #endif
>@@ -317,6 +320,7 @@ FOR_EACH_WKCONTENTVIEW_ACTION(DECLARE_WKCONTENTVIEW_ACTION_FOR_WEB_VIEW)
> - (void)_overflowScrollingDidEnd;
> - (void)_showPlaybackTargetPicker:(BOOL)hasVideo fromRect:(const WebCore::IntRect&)elementRect routeSharingPolicy:(WebCore::RouteSharingPolicy)policy routingContextUID:(NSString *)contextUID;
> - (void)_showRunOpenPanel:(API::OpenPanelParameters*)parameters resultListener:(WebKit::WebOpenPanelResultListenerProxy*)listener;
>+- (void)_showShareSheet:(const WebCore::ShareDataWithParsedURL&)shareData completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler;
> - (void)accessoryDone;
> - (void)_didHandleKeyEvent:(::WebEvent *)event eventWasHandled:(BOOL)eventWasHandled;
> - (Vector<WebKit::OptionItem>&) assistedNodeSelectOptions;
>diff --git a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>index e829d450125f07c8523a739360a8016566a1f968..79bd0e52e648063a74ccd1162588116c7b67e4bf 100644
>--- a/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>+++ b/Source/WebKit/UIProcess/ios/WKContentViewInteraction.mm
>@@ -63,6 +63,7 @@
> #import "WebEvent.h"
> #import "WebIOSEventFactory.h"
> #import "WebPageMessages.h"
>+#import <WebCore/ShareData.h>
> #import "WebProcessProxy.h"
> #import "_WKActivatedElementInfoInternal.h"
> #import "_WKElementAction.h"
>@@ -778,6 +779,12 @@ static inline bool hasAssistedNode(WebKit::AssistedNodeInformation assistedNodeI
>         _fileUploadPanel = nil;
>     }
>     
>+    if (_shareSheet) {
>+        [_shareSheet setDelegate:nil];
>+        [_shareSheet dismiss];
>+        _shareSheet = nil;
>+    }
>+    
>     _inputViewUpdateDeferrer = nullptr;
>     _assistedNodeInformation = { };
>     
>@@ -4644,6 +4651,18 @@ static bool isAssistableInputType(InputType type)
>     [_fileUploadPanel presentWithParameters:parameters resultListener:listener];
> }
> 
>+- (void)_showShareSheet:(const ShareDataWithParsedURL&)data completionHandler:(CompletionHandler<void(bool)>&&)completionHandler
>+{
>+    ASSERT(!_shareSheet);
>+    if (_shareSheet)
>+        return;
>+    
>+    _shareSheet = adoptNS([[WKShareSheet alloc] initWithView:self]);
>+    [_shareSheet setDelegate:self];
>+    
>+    [_shareSheet presentWithParameters:data completionHandler:WTFMove(completionHandler)];
>+}
>+
> - (void)fileUploadPanelDidDismiss:(WKFileUploadPanel *)fileUploadPanel
> {
>     ASSERT(_fileUploadPanel.get() == fileUploadPanel);
>@@ -4652,6 +4671,14 @@ static bool isAssistableInputType(InputType type)
>     _fileUploadPanel = nil;
> }
> 
>+- (void)shareSheetDidDismiss:(WKShareSheet *)shareSheet
>+{
>+    ASSERT(_shareSheet == shareSheet);
>+    
>+    [_shareSheet setDelegate:nil];
>+    _shareSheet = nil;
>+}
>+
> #pragma mark - UITextInputMultiDocument
> 
> - (void)_restoreFocusWithToken:(id <NSCopying, NSSecureCoding>)token
>diff --git a/Source/WebKit/UIProcess/ios/forms/WKShareSheet.h b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..1f2ebd82f43323fd90279af78b85f31cf7f71a22
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.h
>@@ -0,0 +1,62 @@
>+/*
>+ * 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.
>+ */
>+
>+#if PLATFORM(IOS)
>+
>+#import <UIKit/UIViewController.h>
>+#import <WebCore/ShareData.h>
>+#import <wtf/BlockPtr.h>
>+#import <wtf/Forward.h>
>+#import <wtf/Vector.h>
>+#import <wtf/WeakObjCPtr.h>
>+#import <wtf/text/WTFString.h>
>+
>+namespace WTF {
>+class TextStream;
>+}
>+
>+@class WKContentView;
>+@protocol WKShareSheetDelegate;
>+
>+namespace API {
>+}
>+
>+namespace WebKit {
>+}
>+
>+@interface WKShareSheet : UIViewController
>+@property (nonatomic, assign) id <WKShareSheetDelegate> delegate;
>+- (instancetype)initWithView:(WKContentView *)view;
>+- (void)presentWithParameters:(const WebCore::ShareDataWithParsedURL&)data completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler;
>+
>+- (void)dismiss;
>+@end
>+
>+@protocol WKShareSheetDelegate <NSObject>
>+@optional
>+- (void)shareSheetDidDismiss:(WKShareSheet *)shareSheet;
>+@end
>+
>+#endif // PLATFORM(IOS)
>diff --git a/Source/WebKit/UIProcess/ios/forms/WKShareSheet.mm b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.mm
>new file mode 100644
>index 0000000000000000000000000000000000000000..529607cf47226412536163e805c64ac9ce804299
>--- /dev/null
>+++ b/Source/WebKit/UIProcess/ios/forms/WKShareSheet.mm
>@@ -0,0 +1,134 @@
>+/*
>+ * 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 "WKShareSheet.h"
>+
>+#if PLATFORM(IOS)
>+
>+#import "APIArray.h"
>+#import "APIData.h"
>+#import "APIOpenPanelParameters.h"
>+#import "APIString.h"
>+#import "UIKitSPI.h"
>+#import "WKContentViewInteraction.h"
>+#import "WKData.h"
>+#import "WKStringCF.h"
>+#import "WKURLCF.h"
>+#import "WebIconUtilities.h"
>+#import "WebPageProxy.h"
>+#import <MobileCoreServices/MobileCoreServices.h>
>+#import <WebCore/LocalizedStrings.h>
>+#import <WebCore/ShareData.h>
>+#import <wtf/RetainPtr.h>
>+#import <wtf/WeakObjCPtr.h>
>+
>+using namespace WebKit;
>+
>+@interface _WKShareSheetItem : NSObject
>+@end
>+
>+@implementation _WKShareSheetItem
>+@end
>+
>+@implementation WKShareSheet {
>+    WeakObjCPtr<WKContentView> _view;
>+
>+    RetainPtr<UIActivityViewController> _shareSheetViewController;
>+    RetainPtr<UIViewController> _presentationViewController;
>+}
>+
>+- (instancetype)initWithView:(WKContentView *)view
>+{
>+    if (!(self = [super init]))
>+        return nil;
>+    _view = view;
>+    return self;
>+}
>+
>+- (void)presentWithParameters:(const WebCore::ShareDataWithParsedURL &)data completionHandler:(WTF::CompletionHandler<void(bool)>&&)completionHandler
>+{
>+    auto shareDataArray = adoptNS([[NSMutableArray alloc] init]);
>+    
>+    if (!data.shareData.title.isEmpty())
>+        [shareDataArray addObject:(NSString*)data.shareData.title];
>+    if (!data.shareData.text.isEmpty())
>+        [shareDataArray addObject:(NSString*)data.shareData.text];
>+    if (!data.url.isNull())
>+        [shareDataArray addObject:(NSURL*)data.url];
>+    
>+    UIActivityViewController *shareSheetController = [[UIActivityViewController alloc] initWithActivityItems:shareDataArray.get() applicationActivities:nil];
>+
>+    auto completionHandlerBlock = BlockPtr<void((NSString*, BOOL completed, NSArray*, NSError*))>::fromCallable([completionHandler = WTFMove(completionHandler), shareSheet = self](NSString*, BOOL completed, NSArray*, NSError*) mutable {
>+        completionHandler(completed);
>+        [shareSheet dismiss];
>+    });
>+    
>+    shareSheetController.completionWithItemsHandler = completionHandlerBlock.get();
>+    _shareSheetViewController = adoptNS(shareSheetController);
>+    [self _presentFullscreenViewController:_shareSheetViewController.get() animated:YES];
>+}
>+
>+- (void)_dispatchDidDismiss
>+{
>+    if ([_delegate respondsToSelector:@selector(shareSheetDidDismiss:)])
>+        [_delegate shareSheetDidDismiss:self];
>+}
>+
>+- (void)_cancel
>+{
>+    [self _dispatchDidDismiss];
>+}
>+
>+- (void)dismiss
>+{
>+    [[UIViewController _viewControllerForFullScreenPresentationFromView:_view.get().get()] dismissViewControllerAnimated:YES completion:nil];
>+    _presentationViewController = nil;
>+    
>+    [self _cancel];
>+}
>+
>+- (void)_dismissDisplayAnimated:(BOOL)animated
>+{
>+    if (_presentationViewController) {
>+        UIViewController *currentPresentedViewController = [_presentationViewController presentedViewController];
>+        if (currentPresentedViewController == self) {
>+            [currentPresentedViewController dismissViewControllerAnimated:animated completion:^{
>+                _presentationViewController = nil;
>+            }];
>+        }
>+    }
>+}
>+
>+- (void)_presentFullscreenViewController:(UIViewController *)viewController animated:(BOOL)animated
>+{
>+    [self _dismissDisplayAnimated:NO];
>+    
>+    _presentationViewController = [UIViewController _viewControllerForFullScreenPresentationFromView:_view.get().get()];
>+    [_presentationViewController presentViewController:viewController animated:animated completion:nil];
>+}
>+
>+@end
>+#endif // PLATFORM(IOS)
>diff --git a/Source/WebKit/WebKit.xcodeproj/project.pbxproj b/Source/WebKit/WebKit.xcodeproj/project.pbxproj
>index b653986ec5db592e1f2863115d75d3cb24f55f3f..ccfa59458475e3b74ada615ecb9bb2d638585c0b 100644
>--- a/Source/WebKit/WebKit.xcodeproj/project.pbxproj
>+++ b/Source/WebKit/WebKit.xcodeproj/project.pbxproj
>@@ -546,6 +546,8 @@
> 		1CA8B954127C891500576C2B /* WebInspectorUIMac.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1C8E2DAD1278C5B200BC7BD0 /* WebInspectorUIMac.mm */; };
> 		1CBBE4A019B66C53006B7D81 /* WebInspectorUIMessageReceiver.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1CBBE49E19B66C53006B7D81 /* WebInspectorUIMessageReceiver.cpp */; };
> 		1CBBE4A119B66C53006B7D81 /* WebInspectorUIMessages.h in Headers */ = {isa = PBXBuildFile; fileRef = 1CBBE49F19B66C53006B7D81 /* WebInspectorUIMessages.h */; };
>+		1DB01943211CF002009FB3E8 /* WKShareSheet.h in Headers */ = {isa = PBXBuildFile; fileRef = 1DE0D095211CC21300439B5F /* WKShareSheet.h */; };
>+		1DB01944211CF005009FB3E8 /* WKShareSheet.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1DBBB061211CC3CB00502ECC /* WKShareSheet.mm */; };
> 		1F335BC0185B84F0001A201A /* WKWebProcessPlugInLoadDelegate.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F335BBF185B84D8001A201A /* WKWebProcessPlugInLoadDelegate.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		1F604BAA1889FBB800EE0395 /* _WKRenderingProgressEventsInternal.h in Headers */ = {isa = PBXBuildFile; fileRef = 1F604BA71889FA7400EE0395 /* _WKRenderingProgressEventsInternal.h */; };
> 		1F7506AD1859161C00EC0FF7 /* WKWebProcessPlugInFrame.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1F01816A1858DC1500F92884 /* WKWebProcessPlugInFrame.mm */; };
>@@ -3019,6 +3021,8 @@
> 		1CBBE49E19B66C53006B7D81 /* WebInspectorUIMessageReceiver.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WebInspectorUIMessageReceiver.cpp; sourceTree = "<group>"; };
> 		1CBBE49F19B66C53006B7D81 /* WebInspectorUIMessages.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WebInspectorUIMessages.h; sourceTree = "<group>"; };
> 		1CC417C912C00CCA002BE67B /* TextCheckerCompletion.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = TextCheckerCompletion.h; sourceTree = "<group>"; };
>+		1DBBB061211CC3CB00502ECC /* WKShareSheet.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = WKShareSheet.mm; path = ios/forms/WKShareSheet.mm; sourceTree = "<group>"; };
>+		1DE0D095211CC21300439B5F /* WKShareSheet.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = WKShareSheet.h; path = ios/forms/WKShareSheet.h; sourceTree = "<group>"; };
> 		1F0181691858DC1500F92884 /* WKWebProcessPlugInFrame.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WKWebProcessPlugInFrame.h; sourceTree = "<group>"; };
> 		1F01816A1858DC1500F92884 /* WKWebProcessPlugInFrame.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = WKWebProcessPlugInFrame.mm; sourceTree = "<group>"; };
> 		1F01816B1858DC1500F92884 /* WKWebProcessPlugInFrameInternal.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WKWebProcessPlugInFrameInternal.h; sourceTree = "<group>"; };
>@@ -8997,6 +9001,8 @@
> 				F4D5F51C206087A10038BBA8 /* WKQuickboardListViewController.mm */,
> 				F4F59AD42065A5CA006CAA46 /* WKSelectMenuListViewController.h */,
> 				F4F59AD32065A5C9006CAA46 /* WKSelectMenuListViewController.mm */,
>+				1DE0D095211CC21300439B5F /* WKShareSheet.h */,
>+				1DBBB061211CC3CB00502ECC /* WKShareSheet.mm */,
> 				F4D5F519206087A00038BBA8 /* WKTextInputListViewController.h */,
> 				F4D5F51A206087A10038BBA8 /* WKTextInputListViewController.mm */,
> 				2EB6FBFF203021960017E619 /* WKTimePickerViewController.h */,
>@@ -10216,6 +10222,7 @@
> 				BC407604124FF0270068F20A /* WKSerializedScriptValue.h in Headers */,
> 				1ADE46B31954EC61000F7985 /* WKSessionStateRef.h in Headers */,
> 				BCDDB32B124EC2AB0048D13C /* WKSharedAPICast.h in Headers */,
>+				1DB01943211CF002009FB3E8 /* WKShareSheet.h in Headers */,
> 				513E462D1AD837560016234A /* WKSharingServicePickerDelegate.h in Headers */,
> 				93F549B41E3174B7000E7239 /* WKSnapshotConfiguration.h in Headers */,
> 				BC407606124FF0270068F20A /* WKString.h in Headers */,
>@@ -12041,6 +12048,7 @@
> 				F4F59AD62065AEB1006CAA46 /* WKSelectMenuListViewController.mm in Sources */,
> 				BC407603124FF0270068F20A /* WKSerializedScriptValue.cpp in Sources */,
> 				1ADE46B21954EC61000F7985 /* WKSessionStateRef.cpp in Sources */,
>+				1DB01944211CF005009FB3E8 /* WKShareSheet.mm in Sources */,
> 				513E462E1AD837560016234A /* WKSharingServicePickerDelegate.mm in Sources */,
> 				93F549B61E3174DA000E7239 /* WKSnapshotConfiguration.mm in Sources */,
> 				BC407605124FF0270068F20A /* WKString.cpp in Sources */,
>diff --git a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp
>index c0652f16dcd87f91641d56a47cf92fee3d53a6f5..7162f3fe74662ea647a8a45ca43afd98df9f69cd 100644
>--- a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp
>+++ b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.cpp
>@@ -811,6 +811,13 @@ void WebChromeClient::runOpenPanel(Frame& frame, FileChooser& fileChooser)
>     ASSERT(webFrame);
>     m_page.send(Messages::WebPageProxy::RunOpenPanel(webFrame->frameID(), SecurityOriginData::fromFrame(&frame), fileChooser.settings()));
> }
>+    
>+void WebChromeClient::runShareSheet(Frame& frame, ShareDataWithParsedURL& shareData, CompletionHandler<void(bool)>&& callback)
>+{
>+    auto* webFrame = WebFrame::fromCoreFrame(frame);
>+    ASSERT(webFrame);
>+    m_page.runShareSheet(frame, webFrame->frameID(), shareData, WTFMove(callback));
>+}
> 
> void WebChromeClient::loadIconForFiles(const Vector<String>& filenames, FileIconLoader& loader)
> {
>diff --git a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h
>index e5d8e433e4107032466963eaa8ea45a34987776f..c00ade70b17a27f3aacbaf9080d21bd1b648cb22 100644
>--- a/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h
>+++ b/Source/WebKit/WebProcess/WebCoreSupport/WebChromeClient.h
>@@ -187,6 +187,7 @@ private:
> #endif
> 
>     void runOpenPanel(WebCore::Frame&, WebCore::FileChooser&) final;
>+    void runShareSheet(WebCore::Frame&, WebCore::ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&&) final;
>     void loadIconForFiles(const Vector<String>&, WebCore::FileIconLoader&) final;
> 
> #if !PLATFORM(IOS)
>diff --git a/Source/WebKit/WebProcess/WebPage/WebPage.cpp b/Source/WebKit/WebProcess/WebPage/WebPage.cpp
>index 17a00649717b105ed1544bb7fa4346319972fa57..e5e923e6cc00339aa8774f5aef500aa472a4478b 100644
>--- a/Source/WebKit/WebProcess/WebPage/WebPage.cpp
>+++ b/Source/WebKit/WebProcess/WebPage/WebPage.cpp
>@@ -3691,7 +3691,7 @@ void WebPage::didCancelForOpenPanel()
> {
>     m_activeOpenPanelResultListener = nullptr;
> }
>-
>+    
> #if ENABLE(SANDBOX_EXTENSIONS)
> void WebPage::extendSandboxForFilesFromOpenPanel(SandboxExtension::HandleArray&& handles)
> {
>@@ -6039,6 +6039,12 @@ static uint64_t nextRequestStorageAccessContextId()
>     static uint64_t nextContextId = 0;
>     return ++nextContextId;
> }
>+    
>+static uint64_t nextShareSheetContextId()
>+{
>+    static uint64_t nextContextId = 0;
>+    return ++nextContextId;
>+}
> 
> void WebPage::hasStorageAccess(String&& subFrameHost, String&& topFrameHost, uint64_t frameID, CompletionHandler<void(bool)>&& callback)
> {
>@@ -6070,6 +6076,24 @@ void WebPage::storageAccessResponse(bool wasGranted, uint64_t contextId)
>     callback(wasGranted);
> }
> #endif
>+    
>+void WebPage::runShareSheet(Frame& frame, uint64_t frameID, ShareDataWithParsedURL& shareData, WTF::CompletionHandler<void(bool)>&& callback)
>+{
>+    auto contextID = nextShareSheetContextId();
>+    auto addResult = m_shareSheetResponseCallbackMap.add(contextID, WTFMove(callback));
>+    ASSERT(addResult.isNewEntry);
>+    if (addResult.iterator->value)
>+        send(Messages::WebPageProxy::RunShareSheet(frameID, WTFMove(shareData), contextID));
>+    else
>+        callback(false);
>+}
>+
>+void WebPage::runShareSheetResponse(bool wasGranted, uint64_t contextId)
>+{
>+    auto callback = m_shareSheetResponseCallbackMap.take(contextId);
>+    ASSERT(callback);
>+    callback(wasGranted);
>+}
> 
> #if ENABLE(ATTACHMENT_ELEMENT)
> 
>diff --git a/Source/WebKit/WebProcess/WebPage/WebPage.h b/Source/WebKit/WebProcess/WebPage/WebPage.h
>index e51a604c708e6e42ddf3c58024bc9c3576b8b359..47cb30ff808a90829d2d7cd730f884774846909c 100644
>--- a/Source/WebKit/WebProcess/WebPage/WebPage.h
>+++ b/Source/WebKit/WebProcess/WebPage/WebPage.h
>@@ -61,6 +61,7 @@
> #include <WebCore/PageOverlay.h>
> #include <WebCore/PluginData.h>
> #include <WebCore/SecurityPolicyViolationEvent.h>
>+#include <WebCore/ShareData.h>
> #include <WebCore/UserActivity.h>
> #include <WebCore/UserContentTypes.h>
> #include <WebCore/UserInterfaceLayoutDirection.h>
>@@ -172,8 +173,6 @@ struct PromisedBlobInfo;
> struct TextCheckingResult;
> struct ViewportArguments;
> 
>-
>-
> #if ENABLE(ATTACHMENT_ELEMENT)
> class HTMLAttachmentElement;
> struct AttachmentDisplayOptions;
>@@ -1074,6 +1073,8 @@ public:
>     void storageAccessResponse(bool wasGranted, uint64_t contextId);
> #endif
> 
>+    void runShareSheet(WebCore::Frame&, uint64_t frameID, WebCore::ShareDataWithParsedURL&, WTF::CompletionHandler<void(bool)>&& callback);
>+    
> #if ENABLE(ATTACHMENT_ELEMENT)
>     void insertAttachment(const String& identifier, const WebCore::AttachmentDisplayOptions&, const String& filename, std::optional<String> contentType, const IPC::DataReference&, CallbackID);
>     void requestAttachmentInfo(const String& identifier, CallbackID);
>@@ -1729,7 +1730,9 @@ private:
>     HashMap<String, RefPtr<WebURLSchemeHandlerProxy>> m_schemeToURLSchemeHandlerProxyMap;
>     HashMap<uint64_t, WebURLSchemeHandlerProxy*> m_identifierToURLSchemeHandlerProxyMap;
> 
>-    HashMap<uint64_t, WTF::Function<void (bool granted)>> m_storageAccessResponseCallbackMap;
>+    HashMap<uint64_t, WTF::Function<void(bool granted)>> m_storageAccessResponseCallbackMap;
>+    HashMap<uint64_t, WTF::Function<void(bool completed)>> m_shareSheetResponseCallbackMap;
>+    void runShareSheetResponse(bool wasCompleted, uint64_t contextId);
> 
> #if ENABLE(APPLICATION_MANIFEST)
>     HashMap<uint64_t, uint64_t> m_applicationManifestFetchCallbackMap;
>diff --git a/Source/WebKit/WebProcess/WebPage/WebPage.messages.in b/Source/WebKit/WebProcess/WebPage/WebPage.messages.in
>index b71f28b6dfa03424344dd92fbbe8918b0ce2c6c7..f893347477ed1a105085c99ad734ab7a021621f9 100644
>--- a/Source/WebKit/WebProcess/WebPage/WebPage.messages.in
>+++ b/Source/WebKit/WebProcess/WebPage/WebPage.messages.in
>@@ -290,6 +290,8 @@ messages -> WebPage LegacyReceiver {
> #endif
>     DidChooseFilesForOpenPanel(Vector<String> fileURLs)
>     DidCancelForOpenPanel()
>+    RunShareSheetResponse(bool wasGranted, uint64_t contextId)
>+
> #if ENABLE(SANDBOX_EXTENSIONS)
>     ExtendSandboxForFilesFromOpenPanel(WebKit::SandboxExtension::HandleArray sandboxExtensions)
> #endif
>diff --git a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h
>index bc1583c1636b78a0792d484d02e4e93b834845f3..eb24d5760882cebc83b79b32ca9c9fe8a03b9fc1 100644
>--- a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h
>+++ b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.h
>@@ -47,6 +47,7 @@ private:
>     bool runJavaScriptPrompt(WebCore::Frame&, const WTF::String& message, const WTF::String& defaultValue, WTF::String& result) final;
> 
>     void runOpenPanel(WebCore::Frame&, WebCore::FileChooser&) final;
>+    void runShareSheet(WebCore::Frame&, WebCore::ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&) final;
> 
> #if ENABLE(TOUCH_EVENTS)
>     void didPreventDefaultForEvent() final;
>diff --git a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm
>index c701870f4e0f1ecfc37918bb6b5dc38d1600c77f..23174cad415f06a6aa24cdc61be9e3f0b06f01cd 100644
>--- a/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm
>+++ b/Source/WebKitLegacy/ios/WebCoreSupport/WebChromeClientIOS.mm
>@@ -157,6 +157,10 @@ void WebChromeClientIOS::runOpenPanel(Frame&, FileChooser& chooser)
>     [listener release];
> }
> 
>+void WebChromeClientIOS::runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&)
>+{
>+}
>+
> #if ENABLE(IOS_TOUCH_EVENTS)
> 
> void WebChromeClientIOS::didPreventDefaultForEvent()
>diff --git a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h
>index 4355a866d641037ba67f1aedccafc07e8ab2d9db..887048795f575fb183744e0cc523ad5994ddc1f6 100644
>--- a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h
>+++ b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.h
>@@ -126,6 +126,8 @@ private:
> #endif
> 
>     void runOpenPanel(WebCore::Frame&, WebCore::FileChooser&) override;
>+    void runShareSheet(WebCore::Frame&, WebCore::ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&) override;
>+
>     void loadIconForFiles(const Vector<String>&, WebCore::FileIconLoader&) final;
>     RefPtr<WebCore::Icon> createIconForFiles(const Vector<String>& filenames) override;
> 
>diff --git a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm
>index 2884dfd5fd7c36a93c62020a44e7e95f6f9782fc..a823a725f296779dcb86a8eea4c95257779253bf 100644
>--- a/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm
>+++ b/Source/WebKitLegacy/mac/WebCoreSupport/WebChromeClient.mm
>@@ -776,6 +776,10 @@ void WebChromeClient::runOpenPanel(Frame&, FileChooser& chooser)
>     END_BLOCK_OBJC_EXCEPTIONS;
> }
> 
>+void WebChromeClient::runShareSheet(Frame&, ShareDataWithParsedURL&, CompletionHandler<void(bool)>&&)
>+{
>+}
>+
> void WebChromeClient::loadIconForFiles(const Vector<String>& filenames, FileIconLoader& iconLoader)
> {
>     iconLoader.iconLoaded(createIconForFiles(filenames));
>diff --git a/Source/WebKitLegacy/mac/WebView/WebPreferenceKeysPrivate.h b/Source/WebKitLegacy/mac/WebView/WebPreferenceKeysPrivate.h
>index fc7bf743c00b09de3b0df8fb52e35e4b1136e14e..68620382db7143b056b0cd5d4a5a60e21b07e621 100644
>--- a/Source/WebKitLegacy/mac/WebView/WebPreferenceKeysPrivate.h
>+++ b/Source/WebKitLegacy/mac/WebView/WebPreferenceKeysPrivate.h
>@@ -173,6 +173,7 @@
> #define WebKitCustomElementsEnabledPreferenceKey @"WebKitCustomElementsEnabled"
> #define WebKitDataTransferItemsEnabledPreferenceKey @"WebKitDataTransferItemsEnabled"
> #define WebKitCustomPasteboardDataEnabledPreferenceKey @"WebKitCustomPasteboardDataEnabled"
>+#define WebKitWebShareEnabledPreferenceKey @"WebKitWebShareEnabled"
> #define WebKitCacheAPIEnabledPreferenceKey @"WebKitCacheAPIEnabled"
> #define WebKitCrossOriginWindowPolicySupportEnabledPreferenceKey @"WebKitCrossOriginWindowPolicySupportEnabled"
> #define WebKitFetchAPIEnabledPreferenceKey @"WebKitFetchAPIEnabled"
>diff --git a/Source/WebKitLegacy/mac/WebView/WebPreferences.mm b/Source/WebKitLegacy/mac/WebView/WebPreferences.mm
>index 3a986070eb3cb6a7161a9925c09eee59d85eb1b8..6ca4eb9ad20af6b53780508510d69f9e4ab294c3 100644
>--- a/Source/WebKitLegacy/mac/WebView/WebPreferences.mm
>+++ b/Source/WebKitLegacy/mac/WebView/WebPreferences.mm
>@@ -3013,6 +3013,16 @@ static NSString *classIBCreatorID = nil;
>     [self _setBoolValue:flag forKey:WebKitCustomPasteboardDataEnabledPreferenceKey];
> }
> 
>+- (BOOL)webShareEnabled
>+{
>+    return [self _boolValueForKey:WebKitWebShareEnabledPreferenceKey];
>+}
>+
>+- (void)setWebShareEnabled:(BOOL)flag
>+{
>+    [self _setBoolValue:flag forKey:WebKitWebShareEnabledPreferenceKey];
>+}
>+
> - (BOOL)cacheAPIEnabled
> {
>     return [self _boolValueForKey:WebKitCacheAPIEnabledPreferenceKey];
>diff --git a/Source/WebKitLegacy/mac/WebView/WebPreferencesPrivate.h b/Source/WebKitLegacy/mac/WebView/WebPreferencesPrivate.h
>index 2f1ddc4971ece4f3697199f3fa648fb6664d23b9..cc776782a9c8800b9fbbdea715320c0ecedf3bd2 100644
>--- a/Source/WebKitLegacy/mac/WebView/WebPreferencesPrivate.h
>+++ b/Source/WebKitLegacy/mac/WebView/WebPreferencesPrivate.h
>@@ -540,6 +540,9 @@ extern NSString *WebPreferencesCacheModelChangedInternalNotification WEBKIT_DEPR
> - (void)setCustomPasteboardDataEnabled:(BOOL)flag;
> - (BOOL)customPasteboardDataEnabled;
> 
>+- (void)setWebShareEnabled:(BOOL)flag;
>+- (BOOL)webShareEnabled;
>+
> - (BOOL)cacheAPIEnabled;
> - (void)setCacheAPIEnabled:(BOOL)enabled;
> 
>diff --git a/Source/WebKitLegacy/mac/WebView/WebView.mm b/Source/WebKitLegacy/mac/WebView/WebView.mm
>index 5617fb7c3394d1247b7c4de7db63eadf8de9263f..5abe1fd4b4ca3151859e74bb8265dffcbb463a6d 100644
>--- a/Source/WebKitLegacy/mac/WebView/WebView.mm
>+++ b/Source/WebKitLegacy/mac/WebView/WebView.mm
>@@ -3078,6 +3078,7 @@ static bool needsSelfRetainWhileLoadingQuirk()
>     RuntimeEnabledFeatures::sharedFeatures().setCustomElementsEnabled([preferences customElementsEnabled]);
>     RuntimeEnabledFeatures::sharedFeatures().setDataTransferItemsEnabled([preferences dataTransferItemsEnabled]);
>     RuntimeEnabledFeatures::sharedFeatures().setCustomPasteboardDataEnabled([preferences customPasteboardDataEnabled]);
>+    RuntimeEnabledFeatures::sharedFeatures().setWebShareEnabled([preferences webShareEnabled]);
> 
> #if ENABLE(ATTACHMENT_ELEMENT)
>     RuntimeEnabledFeatures::sharedFeatures().setAttachmentElementEnabled([preferences attachmentElementEnabled]);

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Attachments on bug 171100: 347525 | 347690 | 347979 | 348022 | 348033 | 348037 | 348062 | 348069 | 348071 | 348074 | 348153 | 348163 | 348171 | 348178 | 348225 | 348241 | 348299 | 348315 | 348332 | 348351 | 348366 | 348367 | 348377 | 348378 | 348379 | 348386 | 348391 | 348442