Add Blink APIs for frame tree mirroring.

Source/web/WebRemoteFrameImpl.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WebRemoteFrameImpl_h
 #define WebRemoteFrameImpl_h
 
 #include "public/web/WebRemoteFrame.h"
 #include "web/RemoteFrameClient.h"
+#include "wtf/HashMap.h"
+#include "wtf/OwnPtr.h"
 #include "wtf/RefCounted.h"
 
-namespace WebCore { class RemoteFrame; }
+namespace WebCore {
+class FrameOwner;
+class Page;
+class RemoteFrame;
+}
 
 namespace blink {
 
 class WebRemoteFrameImpl : public WebRemoteFrame, public RefCounted<WebRemoteFrameImpl> {
 public:
     WebRemoteFrameImpl();
     virtual ~WebRemoteFrameImpl();
 
     // WebRemoteFrame methods.
     virtual bool isWebLocalFrame() const OVERRIDE;
@@ skipping 13 matching lines @@
     virtual WebSize scrollOffset() const OVERRIDE;
     virtual void setScrollOffset(const WebSize&) OVERRIDE;
     virtual WebSize minimumScrollOffset() const OVERRIDE;
     virtual WebSize maximumScrollOffset() const OVERRIDE;
     virtual WebSize contentsSize() const OVERRIDE;
     virtual bool hasVisibleContent() const OVERRIDE;
     virtual WebRect visibleContentRect() const OVERRIDE;
     virtual bool hasHorizontalScrollbar() const OVERRIDE;
     virtual bool hasVerticalScrollbar() const OVERRIDE;
     virtual WebView* view() const OVERRIDE;
+    virtual void removeChild(WebFrame*) OVERRIDE;
     virtual WebFrame* traversePrevious(bool wrap) const OVERRIDE;
     virtual WebFrame* traverseNext(bool wrap) const OVERRIDE;
     virtual WebFrame* findChildByName(const WebString&) const OVERRIDE;
     virtual WebDocument document() const OVERRIDE;
     virtual WebPerformance performance() const OVERRIDE;
     virtual bool dispatchBeforeUnloadEvent() OVERRIDE;
     virtual void dispatchUnloadEvent() OVERRIDE;
     virtual NPObject* windowObject() const OVERRIDE;
     virtual void bindToWindowObject(const WebString& name, NPObject*) OVERRIDE;
     virtual void bindToWindowObject(const WebString& name, NPObject*, void*) OVERRIDE;
@@ skipping 107 matching lines @@
 
     virtual WebString contentAsText(size_t maxChars) const OVERRIDE;
     virtual WebString contentAsMarkup() const OVERRIDE;
     virtual WebString renderTreeAsText(RenderAsTextControls toShow = RenderAsTextNormal) const OVERRIDE;
     virtual WebString markerTextForListItem(const WebElement&) const OVERRIDE;
     virtual WebRect selectionBoundsRect() const OVERRIDE;
 
     virtual bool selectionStartHasSpellingMarkerFor(int from, int length) const OVERRIDE;
     virtual WebString layerTreeAsText(bool showDebugInfo = false) const OVERRIDE;
 
+    virtual WebLocalFrame* createLocalChild(const WebString& name, WebFrameClient*) OVERRIDE;
+    virtual WebRemoteFrame* createRemoteChild(const WebString& name, WebFrameClient*) OVERRIDE;
+
+    void initializeAsMainFrame(WebCore::Page*);
+
+    void setWebCoreFrame(PassRefPtr<WebCore::RemoteFrame>);
     WebCore::RemoteFrame* frame() const { return m_frame.get(); }
 
 private:
     RemoteFrameClient m_frameClient;
     RefPtr<WebCore::RemoteFrame> m_frame;
+
+    HashMap<WebFrame*, OwnPtr<WebCore::FrameOwner> > m_ownersForChildren;
 };
 
 DEFINE_TYPE_CASTS(WebRemoteFrameImpl, WebFrame, frame, frame->isWebRemoteFrame(), frame.isWebRemoteFrame());
 
-
 } // namespace blink
 
 #endif // WebRemoteFrameImpl_h