Remove ViewHostMsg_UpdateIsDelayed

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 139ea3b7cffd4abee947b36cc1c86c8b5e495eb4..ab43baef64f3a5415c5275096c86384b331289dd 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -637,7 +637,6 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   bool OnSwapCompositorFrame(const IPC::Message& message);
   void OnFlingingStopped();
   void OnUpdateRect(const ViewHostMsg_UpdateRect_Params& params);
-  void OnUpdateIsDelayed();
   void OnQueueSyntheticGesture(const SyntheticGesturePacket& gesture_packet);
   virtual void OnFocus();
   virtual void OnBlur();
@@ -820,9 +819,6 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   // Flag to detect recursive calls to GetBackingStore().
   bool in_get_backing_store_;
 
-  // Flag to trigger the GetBackingStore method to abort early.
-  bool abort_get_backing_store_;
-
   // Set when we call DidPaintRect/DidScrollRect on the view.
   bool view_being_painted_;