Oilpan: Move AnimationNode::EventDelegate to oilpan's heap

Source/core/animation/AnimationNode.cpp

 /*
  * 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 32 matching lines @@
 {
     if (fillMode != Timing::FillModeAuto)
         return fillMode;
     if (isAnimation)
         return Timing::FillModeNone;
     return Timing::FillModeBoth;
 }
 
 } // namespace
 
-AnimationNode::AnimationNode(const Timing& timing, PassOwnPtr<EventDelegate> eventDelegate)
+AnimationNode::AnimationNode(const Timing& timing, PassOwnPtrWillBeRawPtr<EventDelegate> eventDelegate)
     : m_parent(nullptr)
     , m_startTime(0)
     , m_player(nullptr)
     , m_timing(timing)
     , m_eventDelegate(eventDelegate)
     , m_calculated()
     , m_needsUpdate(true)
     , m_lastUpdateTime(nullValue())
 {
     ScriptWrappable::init(this);
@@ skipping 120 matching lines @@
 
 PassRefPtrWillBeRawPtr<AnimationNodeTiming> AnimationNode::timing()
 {
     return AnimationNodeTiming::create(this);
 }
 
 void AnimationNode::trace(Visitor* visitor)
 {
     visitor->trace(m_parent);
     visitor->trace(m_player);
+    visitor->trace(m_eventDelegate);
 }
 
 } // namespace blink