Unifies LayerTreeHost::SetNeedsUpdateLayers and SetNeedsAnimate -- V2

content/renderer/gpu/render_widget_compositor.h

 // Copyright (c) 2013 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_GPU_RENDER_WIDGET_COMPOSITOR_H_
 #define CONTENT_RENDERER_GPU_RENDER_WIDGET_COMPOSITOR_H_
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
@@ skipping 80 matching lines @@
   virtual void setHasTransparentBackground(bool transparent);
   virtual void setOverhangBitmap(const SkBitmap& bitmap);
   virtual void setVisible(bool visible);
   virtual void setPageScaleFactorAndLimits(float page_scale_factor,
                                            float minimum,
                                            float maximum);
   virtual void startPageScaleAnimation(const blink::WebPoint& destination,
                                        bool use_anchor,
                                        float new_page_scale,
                                        double duration_sec);
-  virtual void setNeedsAnimate();
-  virtual bool commitRequested() const;
+  virtual void setNeedsAnimate(); // Renamed. Staged for removal.
+  virtual void setNeedsUpdateLayers();
+  virtual bool commitRequested() const; // Unused. Staged for removal.
   virtual void didStopFlinging();
   virtual bool compositeAndReadback(void *pixels, const blink::WebRect& rect);
   virtual void finishAllRendering();
   virtual void setDeferCommits(bool defer_commits);
   virtual void registerForAnimations(blink::WebLayer* layer);
   virtual void registerViewportLayers(
       const blink::WebLayer* pageScaleLayer,
       const blink::WebLayer* innerViewportScrollLayer,
       const blink::WebLayer* outerViewportScrollLayer) OVERRIDE;
   virtual void clearViewportLayers() OVERRIDE;
@@ skipping 35 matching lines @@
 
   bool threaded_;
   bool suppress_schedule_composite_;
   RenderWidget* widget_;
   scoped_ptr<cc::LayerTreeHost> layer_tree_host_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_GPU_RENDER_WIDGET_COMPOSITOR_H_