Oilpan: Move Interpolation's hierarchy to oilpan's heap

Source/core/animation/KeyframeEffectModel.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 99 matching lines @@
     result = m_keyframes[0]->properties();
     for (size_t i = 1; i < m_keyframes.size(); i++) {
         PropertySet extras = m_keyframes[i]->properties();
         for (PropertySet::const_iterator it = extras.begin(); it != extras.end(); ++it) {
             result.add(*it);
         }
     }
     return result;
 }
 
-PassOwnPtr<Vector<RefPtr<Interpolation> > > KeyframeEffectModel::sample(int iteration, double fraction, double iterationDuration) const
+PassOwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation> > > KeyframeEffectModel::sample(int iteration, double fraction, double iterationDuration) const
 {
     ASSERT(iteration >= 0);
     ASSERT(!isNull(fraction));
     ensureKeyframeGroups();
     ensureInterpolationEffect();
 
     return m_interpolationEffect->getActiveInterpolations(fraction, iterationDuration);
 }
 
 KeyframeEffectModel::KeyframeVector KeyframeEffectModel::normalizedKeyframes(const KeyframeVector& keyframes)
@@ skipping 203 matching lines @@
 }
 
 void KeyframeEffectModel::PropertySpecificKeyframeGroup::trace(Visitor* visitor)
 {
 #if ENABLE_OILPAN
     visitor->trace(m_keyframes);
 #endif
 }
 
 } // namespace