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

third_party/WebKit/Source/core/animation/InvalidatableInterpolation.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef InvalidatableInterpolation_h
 #define InvalidatableInterpolation_h
 
 #include "core/animation/InterpolationType.h"
 #include "core/animation/PrimitiveInterpolation.h"
 #include "core/animation/PropertyInterpolationTypesMapping.h"
 #include "core/animation/StyleInterpolation.h"
 #include "core/animation/TypedInterpolationValue.h"
 #include <memory>
 
 namespace blink {
 
 // TODO(alancutter): This class will replace *StyleInterpolation and Interpolation.
 // For now it needs to distinguish itself during the refactor and temporarily has an ugly name.
 class CORE_EXPORT InvalidatableInterpolation : public Interpolation {
 public:
     static PassRefPtr<InvalidatableInterpolation> create(
         PropertyHandle property,
         const InterpolationTypes& interpolationTypes,
         PassRefPtr<PropertySpecificKeyframe> startKeyframe,
         PassRefPtr<PropertySpecificKeyframe> endKeyframe)
     {
-        return adoptRef(new InvalidatableInterpolation(property, interpolationTypes, startKeyframe, endKeyframe));
+        return adoptRef(new InvalidatableInterpolation(property, interpolationTypes, std::move(startKeyframe), std::move(endKeyframe)));
     }
 
     PropertyHandle getProperty() const final { return m_property; }
     virtual void interpolate(int iteration, double fraction);
     bool dependsOnUnderlyingValue() const final;
     virtual void apply(InterpolationEnvironment&) const { NOTREACHED(); }
     static void applyStack(const ActiveInterpolations&, InterpolationEnvironment&);
 
     virtual bool isInvalidatableInterpolation() const { return true; }
 
@@ skipping 34 matching lines @@
     mutable std::unique_ptr<PrimitiveInterpolation> m_cachedPairConversion;
     mutable ConversionCheckers m_conversionCheckers;
     mutable std::unique_ptr<TypedInterpolationValue> m_cachedValue;
 };
 
 DEFINE_TYPE_CASTS(InvalidatableInterpolation, Interpolation, value, value->isInvalidatableInterpolation(), value.isInvalidatableInterpolation());
 
 } // namespace blink
 
 #endif // InvalidatableInterpolation_h