Revert 106606 - Use WebKit compositor in ui::Layer

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 "ui/gfx/compositor/compositor.h"
-#include "ui/gfx/size.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebLayer.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebLayerClient.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebLayerTreeView.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebLayerTreeViewClient.h"
-
-namespace gfx {
-class Rect;
-}
-
-namespace ui {
-
-class COMPOSITOR_EXPORT TextureCC : public Texture {
- public:
-  TextureCC();
-
-  // Texture implementation.
-  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;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(TextureCC);
-};
-
-class COMPOSITOR_EXPORT CompositorCC : public Compositor,
-                                       public WebKit::WebLayerTreeViewClient,
-                                       public WebKit::WebLayerClient {
- public:
-  CompositorCC(CompositorDelegate* delegate,
-               gfx::AcceleratedWidget widget,
-               const gfx::Size& size);
-  virtual ~CompositorCC();
-
-  static void InitializeThread();
-  static void TerminateThread();
-
- protected:
-  // Compositor implementation.
-  virtual Texture* CreateTexture() OVERRIDE;
-  virtual void Blur(const gfx::Rect& bounds) OVERRIDE;
-  virtual void ScheduleDraw() OVERRIDE;
-  virtual void OnNotifyStart(bool clear) OVERRIDE;
-  virtual void OnNotifyEnd() OVERRIDE;
-  virtual void OnWidgetSizeChanged() OVERRIDE;
-  virtual void OnRootLayerChanged() OVERRIDE;
-  virtual void DrawTree() OVERRIDE;
-
-  // WebLayerTreeViewClient implementation.
-  virtual void animateAndLayout(double frameBeginTime) OVERRIDE;
-  virtual void applyScrollDelta(const WebKit::WebSize&) OVERRIDE;
-  virtual WebKit::WebGraphicsContext3D* createContext3D() OVERRIDE;
-  virtual void didRebindGraphicsContext(bool success) OVERRIDE;
-  virtual void scheduleComposite() OVERRIDE;
-
-  // WebLayerClient implementation.
-  virtual void notifyNeedsComposite() OVERRIDE;
-
- private:
-  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_