Cleanup various WebView/WebFrame APIs to properly handle remote frames.

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"
@@ skipping 32 matching lines @@
     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;
     virtual void executeScript(const WebScriptSource&) OVERRIDE;
     virtual void executeScriptInIsolatedWorld(
         int worldID, const WebScriptSource* sources, unsigned numSources,
@@ skipping 112 matching lines @@
     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(); }
 
+    static WebRemoteFrameImpl* fromFrame(WebCore::RemoteFrame&);
+
 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