Remove DidCommitCompositorFrame from RenderViewObserver.

content/renderer/render_view_impl.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 465 matching lines @@
   void OnImeConfirmComposition(const base::string16& text,
                                const gfx::Range& replacement_range,
                                bool keep_selection) override;
   void OnOrientationChange() override;
   ui::TextInputType GetTextInputType() override;
   void GetSelectionBounds(gfx::Rect* start, gfx::Rect* end) override;
   void GetCompositionCharacterBounds(
       std::vector<gfx::Rect>* character_bounds_in_window) override;
   void GetCompositionRange(gfx::Range* range) override;
   bool CanComposeInline() override;
-  void DidCommitCompositorFrame() override;
   void DidCompletePageScaleAnimation() override;
   void OnDeviceScaleFactorChanged() override;
 
   RenderViewImpl(CompositorDependencies* compositor_deps,
                  const ViewMsg_New_Params& params);
 
   void Initialize(const ViewMsg_New_Params& params,
                   bool was_created_by_renderer);
   void SetScreenMetricsEmulationParameters(
       bool enabled,
@@ skipping 523 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_