aura/cc: Fix accelerated content size

ui/gfx/compositor/compositor_cc.h

 // Copyright (c) 2011 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 UI_GFX_COMPOSITOR_COMPOSITOR_CC_H_
 #define UI_GFX_COMPOSITOR_COMPOSITOR_CC_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "base/memory/singleton.h"
@@ skipping 49 matching lines @@
   virtual void SetCanvas(const SkCanvas& canvas,
                          const gfx::Point& origin,
                          const gfx::Size& overall_size) OVERRIDE;
 
   virtual void Draw(const ui::TextureDrawParams& params,
                     const gfx::Rect& clip_bounds_in_texture) OVERRIDE;
 
   virtual void Update() = 0;
   unsigned int texture_id() const { return texture_id_; }
   bool flipped() const { return flipped_; }
+  const gfx::Size& size() const { return size_; }
 
  protected:
   unsigned int texture_id_;
   bool flipped_;
+  gfx::Size size_;
   DISALLOW_COPY_AND_ASSIGN(TextureCC);
 };
 
 class COMPOSITOR_EXPORT CompositorCC
     : public Compositor,
       NON_EXPORTED_BASE(public WebKit::WebLayerTreeViewClient),
       NON_EXPORTED_BASE(public WebKit::WebLayerClient) {
  public:
   CompositorCC(CompositorDelegate* delegate,
                gfx::AcceleratedWidget widget,
@@ skipping 31 matching lines @@
   gfx::AcceleratedWidget widget_;
   WebKit::WebLayer root_web_layer_;
   WebKit::WebLayerTreeView host_;
 
   DISALLOW_COPY_AND_ASSIGN(CompositorCC);
 };
 
 }  // namespace ui
 
 #endif  // UI_GFX_COMPOSITOR_COMPOSITOR_CC_H_