Navigation transitions: Initiate navigation transition and send serialized markup to Chrome

Source/web/FrameLoaderClientImpl.h

Index: Source/web/FrameLoaderClientImpl.h
diff --git a/Source/web/FrameLoaderClientImpl.h b/Source/web/FrameLoaderClientImpl.h
index 2ebf95e83233490b3e632b64ecc1ff67bee39295..bab8665ffd3640807b8cee307434e549a0ee113b 100644
--- a/Source/web/FrameLoaderClientImpl.h
+++ b/Source/web/FrameLoaderClientImpl.h
@@ -85,7 +85,7 @@ public:
     virtual void dispatchDidReceiveServerRedirectForProvisionalLoad() OVERRIDE;
     virtual void dispatchDidNavigateWithinPage(WebCore::HistoryItem*, WebCore::HistoryCommitType) OVERRIDE;
     virtual void dispatchWillClose() OVERRIDE;
-    virtual void dispatchDidStartProvisionalLoad() OVERRIDE;
+    virtual void dispatchDidStartProvisionalLoad(bool isTransitionNavigation) OVERRIDE;
     virtual void dispatchDidReceiveTitle(const String&) OVERRIDE;
     virtual void dispatchDidChangeIcons(WebCore::IconType) OVERRIDE;
     virtual void dispatchDidCommitLoad(WebCore::LocalFrame*, WebCore::HistoryItem*, WebCore::HistoryCommitType) OVERRIDE;
@@ -94,8 +94,10 @@ public:
     virtual void dispatchDidFinishDocumentLoad() OVERRIDE;
     virtual void dispatchDidFinishLoad() OVERRIDE;
     virtual void dispatchDidFirstVisuallyNonEmptyLayout() OVERRIDE;
+
     virtual void dispatchDidChangeThemeColor() OVERRIDE;
-    virtual WebCore::NavigationPolicy decidePolicyForNavigation(const WebCore::ResourceRequest&, WebCore::DocumentLoader*, WebCore::NavigationPolicy) OVERRIDE;
+    virtual WebCore::NavigationPolicy decidePolicyForNavigation(const WebCore::ResourceRequest&, WebCore::DocumentLoader*, WebCore::NavigationPolicy, bool isTransitionNavigation) OVERRIDE;
+    virtual void dispatchAddNavigationTransitionData(const String& allowedDestinationOrigin, const String& selector, const String& markup) OVERRIDE;
     virtual void dispatchWillRequestResource(WebCore::FetchRequest*) OVERRIDE;
     virtual void dispatchWillSendSubmitEvent(WebCore::HTMLFormElement*) OVERRIDE;
     virtual void dispatchWillSubmitForm(WebCore::HTMLFormElement*) OVERRIDE;