Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/animation/InterpolableValue.cpp

 // Copyright 2014 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.
 
 #include "core/animation/InterpolableValue.h"
 
-#include <memory>
-
 namespace blink {
 
 bool InterpolableNumber::equals(const InterpolableValue& other) const
 {
     return m_value == toInterpolableNumber(other).m_value;
 }
 
 bool InterpolableList::equals(const InterpolableValue& other) const
 {
     const InterpolableList& otherList = toInterpolableList(other);
@@ skipping 38 matching lines @@
     ASSERT(toList.m_size == m_size);
     ASSERT(resultList.m_size == m_size);
 
     for (size_t i = 0; i < m_size; i++) {
         ASSERT(m_values[i]);
         ASSERT(toList.m_values[i]);
         m_values[i]->interpolate(*(toList.m_values[i]), progress, *(resultList.m_values[i]));
     }
 }
 
-std::unique_ptr<InterpolableValue> InterpolableList::cloneAndZero() const
+PassOwnPtr<InterpolableValue> InterpolableList::cloneAndZero() const
 {
-    std::unique_ptr<InterpolableList> result = InterpolableList::create(m_size);
+    OwnPtr<InterpolableList> result = InterpolableList::create(m_size);
     for (size_t i = 0; i < m_size; i++)
         result->set(i, m_values[i]->cloneAndZero());
     return std::move(result);
 }
 
 void InterpolableNumber::scale(double scale)
 {
     m_value = m_value * scale;
 }
 
@@ skipping 21 matching lines @@
     const InterpolableAnimatableValue& toValue = toInterpolableAnimatableValue(to);
     InterpolableAnimatableValue& resultValue = toInterpolableAnimatableValue(result);
     if (progress == 0)
         resultValue.m_value = m_value;
     if (progress == 1)
         resultValue.m_value = toValue.m_value;
     resultValue.m_value = AnimatableValue::interpolate(m_value.get(), toValue.m_value.get(), progress);
 }
 
 } // namespace blink