Remove grow box rect support, renderer part.

third_party/WebKit/public/web/WebWidgetClient.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 84 matching lines @@
   virtual WebRect windowRect() { return WebRect(); }
   virtual void setWindowRect(const WebRect&) {}
 
   // Called to get the view rect in screen coordinates. This is the actual
   // content view area, i.e. doesn't include any window decorations.
   virtual WebRect viewRect() { return WebRect(); }
 
   // Called when a tooltip should be shown at the current cursor position.
   virtual void setToolTipText(const WebString&, WebTextDirection hint) {}
 
-  // Called to get the position of the resizer rect in window coordinates.
-  virtual WebRect windowResizerRect() { return WebRect(); }
-
   // Called to query information about the screen where this widget is
   // displayed.
   virtual WebScreenInfo screenInfo() { return WebScreenInfo(); }
 
   // When this method gets called, WebWidgetClient implementation should
   // reset the input method by cancelling any ongoing composition.
   virtual void resetInputMethod() {}
 
   // Requests to lock the mouse cursor. If true is returned, the success
   // result will be asynchronously returned via a single call to
@@ skipping 66 matching lines @@
   // migration is completed.
   virtual void convertWindowToViewport(WebFloatRect* rect) {}
 
  protected:
   ~WebWidgetClient() {}
 };
 
 }  // namespace blink
 
 #endif