[Oilpan] Migrate most classes under core/animations to Oilpan heap.

Source/core/css/resolver/StyleResolverState.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 40 matching lines @@
 
 StyleResolverState::StyleResolverState(Document& document, Element* element, const ComputedStyle* parentStyle)
     : StyleResolverState(document, element ? ElementResolveContext(*element) : ElementResolveContext(document), parentStyle)
 {
 }
 
 StyleResolverState::~StyleResolverState()
 {
 }
 
-void StyleResolverState::setAnimationUpdate(PassOwnPtrWillBeRawPtr<CSSAnimationUpdate> update)
+void StyleResolverState::setAnimationUpdate(CSSAnimationUpdate* update)
 {
     m_animationUpdate = update;
 }
 
-PassOwnPtrWillBeRawPtr<CSSAnimationUpdate> StyleResolverState::takeAnimationUpdate()
+CSSAnimationUpdate* StyleResolverState::takeAnimationUpdate()
 {
-    return m_animationUpdate.release();
+    return m_animationUpdate;
 }
 
 } // namespace blink