Revert 175827

content/renderer/render_widget.h

Index: content/renderer/render_widget.h
===================================================================
--- content/renderer/render_widget.h	(revision 175833)
+++ content/renderer/render_widget.h	(working copy)
@@ -32,7 +32,6 @@
 #include "ui/gfx/rect.h"
 #include "ui/gfx/vector2d.h"
 #include "ui/surface/transport_dib.h"
-#include "webkit/compositor_bindings/web_layer_tree_view_impl.h"
 #include "webkit/glue/webcursor.h"
 
 struct ViewHostMsg_UpdateRect_Params;
@@ -122,11 +121,6 @@
   virtual void didAutoResize(const WebKit::WebSize& new_size);
   virtual void didActivateCompositor(int input_handler_identifier);
   virtual void didDeactivateCompositor();
-  virtual void initializeLayerTreeView(
-      WebKit::WebLayerTreeViewClient* client,
-      const WebKit::WebLayer& root_layer,
-      const WebKit::WebLayerTreeView::Settings& settings);
-  virtual WebKit::WebLayerTreeView* layerTreeView();
   virtual void didBecomeReadyForAdditionalInput();
   virtual void didCommitAndDrawCompositorFrame();
   virtual void didCompleteSwapBuffers();
@@ -456,9 +450,6 @@
   // We are responsible for destroying this object via its Close method.
   WebKit::WebWidget* webwidget_;
 
-  // This is lazily constructed and must not outlive webwidget_.
-  scoped_ptr<WebKit::WebLayerTreeViewImpl> web_layer_tree_view_;
-
   // Set to the ID of the view that initiated creating this view, if any. When
   // the view was initiated by the browser (the common case), this will be
   // MSG_ROUTING_NONE. This is used in determining ownership when opening