Oilpan: Unship oilpan from temporary animation objects

Source/core/animation/animatable/AnimatableShadow.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
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  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/animation/animatable/AnimatableShadow.h"
 
 namespace blink {
 
-PassRefPtrWillBeRawPtr<AnimatableValue> AnimatableShadow::interpolateTo(const AnimatableValue* value, double fraction) const
+PassRefPtr<AnimatableValue> AnimatableShadow::interpolateTo(const AnimatableValue* value, double fraction) const
 {
     if (usesDefaultInterpolationWith(value))
         return defaultInterpolateTo(this, value, fraction);
 
     const AnimatableShadow* shadowList = toAnimatableShadow(value);
     return AnimatableShadow::create(ShadowList::blend(m_shadowList.get(), shadowList->m_shadowList.get(), fraction, m_currentColor), m_currentColor);
 }
 
 bool AnimatableShadow::usesDefaultInterpolationWith(const AnimatableValue* value) const
 {
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     return false;
 }
 
 bool AnimatableShadow::equalTo(const AnimatableValue* value) const
 {
     const ShadowList* shadowList = toAnimatableShadow(value)->m_shadowList.get();
     return m_shadowList == shadowList || (m_shadowList && shadowList && *m_shadowList == *shadowList);
 }
 
 } // namespace blink