Oilpan: Completely move core/animations/ to oilpan's heap

Source/core/animation/css/TransitionTimeline.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 19 matching lines @@
 
 #ifndef TransitionTimeline_h
 #define TransitionTimeline_h
 
 #include "core/animation/DocumentTimeline.h"
 
 namespace WebCore {
 
 class TransitionTimeline FINAL : public DocumentTimeline {
 public:
-    static PassRefPtr<TransitionTimeline> create(Document*, PassOwnPtr<PlatformTiming> = nullptr);
+    static PassRefPtrWillBeRawPtr<TransitionTimeline> create(Document*, PassOwnPtrWillBeRawPtr<PlatformTiming> = nullptr);
 
 private:
-    TransitionTimeline(Document*, PassOwnPtr<PlatformTiming>);
+    TransitionTimeline(Document*, PassOwnPtrWillBeRawPtr<PlatformTiming>);
 };
 
 } // namespace WebCore
 
 #endif