Replaced PassRefPtr copies with moves in Source/core/animation.

third_party/WebKit/Source/core/animation/KeyframeEffectModel.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 142 matching lines @@
     friend class KeyframeEffectModelTest;
 };
 
 // Time independent representation of an Animation's keyframes.
 template <class Keyframe>
 class KeyframeEffectModel final : public KeyframeEffectModelBase {
 public:
     using KeyframeVector = Vector<RefPtr<Keyframe>>;
     static KeyframeEffectModel<Keyframe>* create(const KeyframeVector& keyframes, PassRefPtr<TimingFunction> defaultKeyframeEasing = nullptr)
     {
-        return new KeyframeEffectModel(keyframes, defaultKeyframeEasing);
+        return new KeyframeEffectModel(keyframes, std::move(defaultKeyframeEasing));
     }
 
 private:
     KeyframeEffectModel(const KeyframeVector& keyframes, PassRefPtr<TimingFunction> defaultKeyframeEasing)
-        : KeyframeEffectModelBase(defaultKeyframeEasing)
+        : KeyframeEffectModelBase(std::move(defaultKeyframeEasing))
     {
         m_keyframes.appendVector(keyframes);
     }
 
     virtual bool isAnimatableValueKeyframeEffectModel() const { return false; }
     virtual bool isStringKeyframeEffectModel() const { return false; }
 };
 
 using KeyframeVector = KeyframeEffectModelBase::KeyframeVector;
 using PropertySpecificKeyframeVector = KeyframeEffectModelBase::PropertySpecificKeyframeVector;
@@ skipping 32 matching lines @@
 
 template <>
 inline bool KeyframeEffectModel<AnimatableValueKeyframe>::isAnimatableValueKeyframeEffectModel() const { return true; }
 
 template <>
 inline bool KeyframeEffectModel<StringKeyframe>::isStringKeyframeEffectModel() const { return true; }
 
 } // namespace blink
 
 #endif // KeyframeEffectModel_h