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

public/web/WebFrame.h

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 184 matching lines @@
     BLINK_EXPORT WebFrame* opener() const;
 
     // Sets the frame that opened this one or 0 if there is none.
     virtual void setOpener(WebFrame*);
 
     // Reset the frame that opened this frame to 0.
     // This is executed between layout tests runs
     void clearOpener() { setOpener(0); }
 
     // Adds the given frame as a child of this frame.
-    virtual void appendChild(WebFrame*);
+    BLINK_EXPORT void appendChild(WebFrame*);
 
     // Removes the given child from this frame.
     virtual void removeChild(WebFrame*);
 
     // Returns the parent frame or 0 if this is a top-most frame.
     BLINK_EXPORT WebFrame* parent() const;
 
     // Returns the top-most frame in the hierarchy containing this frame.
     BLINK_EXPORT WebFrame* top() const;
 
     // Returns the first/last child frame.
     BLINK_EXPORT WebFrame* firstChild() const;
     BLINK_EXPORT WebFrame* lastChild() const;
 
     // Returns the previous/next sibling frame.
     BLINK_EXPORT WebFrame* previousSibling() const;
     BLINK_EXPORT WebFrame* nextSibling() const;
 
-    // Returns the next/previous frame in "frame traversal order"
+    // Returns the previous/next frame in "frame traversal order",
     // optionally wrapping around.
-    virtual WebFrame* traverseNext(bool wrap) const = 0;
-    virtual WebFrame* traversePrevious(bool wrap) const = 0;
+    BLINK_EXPORT WebFrame* traversePrevious(bool wrap) const;
+    BLINK_EXPORT WebFrame* traverseNext(bool wrap) const;
 
     // Returns the child frame identified by the given name.
-    virtual WebFrame* findChildByName(const WebString& name) const = 0;
+    BLINK_EXPORT WebFrame* findChildByName(const WebString& name) const;
 
 
     // Content ------------------------------------------------------------
 
     virtual WebDocument document() const = 0;
 
     virtual WebPerformance performance() const = 0;
 
 
     // Closing -------------------------------------------------------------
@@ skipping 425 matching lines @@
     virtual WebRect selectionBoundsRect() const = 0;
 
     // Only for testing purpose:
     // Returns true if selection.anchorNode has a marker on range from |from| with |length|.
     virtual bool selectionStartHasSpellingMarkerFor(int from, int length) const = 0;
 
     // Dumps the layer tree, used by the accelerated compositor, in
     // text form. This is used only by layout tests.
     virtual WebString layerTreeAsText(bool showDebugInfo = false) const = 0;
 
+#if BLINK_IMPLEMENTATION
+    static WebFrame* fromFrame(WebCore::Frame*);
+#endif
+
 protected:
     explicit WebFrame();
     virtual ~WebFrame();
 
 private:
     friend class OpenedFrameTracker;
 
     WebFrame* m_parent;
     WebFrame* m_previousSibling;
     WebFrame* m_nextSibling;
     WebFrame* m_firstChild;
     WebFrame* m_lastChild;
 
     WebFrame* m_opener;
     WebPrivateOwnPtr<OpenedFrameTracker> m_openedFrameTracker;
 };
 
 #if BLINK_IMPLEMENTATION
-WebCore::Frame* toWebCoreFrame(WebFrame*);
+WebCore::Frame* toWebCoreFrame(const WebFrame*);
 #endif
 
 } // namespace blink
 
 #endif