Revert 189969 "Add RenderWidgetHost::GetSnapshotFromRenderer met..."

content/renderer/render_widget.h

Index: content/renderer/render_widget.h
===================================================================
--- content/renderer/render_widget.h	(revision 190011)
+++ content/renderer/render_widget.h	(working copy)
@@ -317,7 +317,6 @@
   void OnImeBatchStateChanged(bool is_begin);
   void OnShowImeIfNeeded();
 #endif
-  void OnSnapshot(const gfx::Rect& src_subrect);
 
   // Notify the compositor about a change in viewport size. This should be
   // used only with auto resize mode WebWidgets, as normal WebWidgets should
@@ -479,8 +478,6 @@
   WebKit::WebGraphicsContext3D* CreateGraphicsContext3D(
       const WebKit::WebGraphicsContext3D::Attributes& attributes);
 
-  bool OnSnapshotHelper(const gfx::Rect& src_subrect, SkBitmap* bitmap);
-
   // Routing ID that allows us to communicate to the parent browser process
   // RenderWidgetHost. When MSG_ROUTING_NONE, no messages may be sent.
   int32 routing_id_;