CC Animations: Establish AnimationHost, AnimationTimeline and AnimationPlayer

cc/blink/web_compositor_animation_player_impl.h

Index: cc/blink/web_compositor_animation_player_impl.h
diff --git a/cc/blink/web_compositor_animation_player_impl.h b/cc/blink/web_compositor_animation_player_impl.h
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+++ b/cc/blink/web_compositor_animation_player_impl.h
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+// Copyright 2014 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 CC_BLINK_WEB_COMPOSITOR_ANIMATION_PLAYER_IMPL_H_
+#define CC_BLINK_WEB_COMPOSITOR_ANIMATION_PLAYER_IMPL_H_
+
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "cc/blink/cc_blink_export.h"
+#include "third_party/WebKit/public/platform/WebCompositorAnimationPlayer.h"
+
+namespace cc {
+class AnimationPlayer;
+}
+
+namespace cc_blink {
+
+class WebToCCAnimationDelegateAdapter;
+
+class WebCompositorAnimationPlayerImpl
+    : public blink::WebCompositorAnimationPlayer {
+ public:
+  CC_BLINK_EXPORT WebCompositorAnimationPlayerImpl();
+  virtual ~WebCompositorAnimationPlayerImpl();
+
+  CC_BLINK_EXPORT cc::AnimationPlayer* animation_player() const;
+
+  // blink::WebCompositorAnimationPlayer implementation
+  virtual void setAnimationDelegate(
+      blink::WebCompositorAnimationDelegate* delegate);
+  virtual void attachLayer(blink::WebLayer* web_layer);
+  virtual void detachLayer();
+  virtual bool isLayerAttached() const;
+  virtual void addAnimation(blink::WebCompositorAnimation* animation);
+  virtual void removeAnimation(int animation_id);
+  virtual void pauseAnimation(int animation_id, double time_offset);
+
+ private:
+  scoped_refptr<cc::AnimationPlayer> animation_player_;
+  scoped_ptr<WebToCCAnimationDelegateAdapter> animation_delegate_adapter_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebCompositorAnimationPlayerImpl);
+};
+
+}  // namespace cc_blink
+
+#endif  // CC_BLINK_WEB_COMPOSITOR_ANIMATION_PLAYER_IMPL_H_