CC Animation: Use ElementId to attach CC animation players.

third_party/WebKit/Source/core/animation/Animation.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 190 matching lines @@
     void setPlaybackRateInternal(double);
     void updateCurrentTimingState(TimingUpdateReason);
 
     void beginUpdatingState();
     void endUpdatingState();
 
     void createCompositorPlayer();
     void destroyCompositorPlayer();
     void attachCompositorTimeline();
     void detachCompositorTimeline();
-    void attachCompositedLayers();
-    void detachCompositedLayers();
+    void attachCompositorPlayerToElement();
+    void detachCompositorPlayerFromElement();
     // CompositorAnimationDelegate implementation.
     void notifyAnimationStarted(double monotonicTime, int group) override;
     void notifyAnimationFinished(double monotonicTime, int group) override { }
     void notifyAnimationAborted(double monotonicTime, int group) override { }
 
     String m_id;
 
     AnimationPlayState m_playState;
     double m_playbackRate;
     double m_startTime;
@@ skipping 79 matching lines @@
 
     bool m_currentTimePending;
     bool m_stateIsBeingUpdated;
 
     bool m_effectSuppressed;
 };
 
 } // namespace blink
 
 #endif // Animation_h