Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/animation/css/CSSTransitionData.h

 // 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.
 
 #ifndef CSSTransitionData_h
 #define CSSTransitionData_h
 
 #include "core/CSSPropertyNames.h"
 #include "core/animation/css/CSSTimingData.h"
-#include "wtf/PtrUtil.h"
 #include "wtf/Vector.h"
-#include <memory>
 
 namespace blink {
 
 class CSSTransitionData final : public CSSTimingData {
 public:
     enum TransitionPropertyType {
         TransitionNone,
         TransitionKnownProperty,
         TransitionUnknownProperty,
     };
@@ skipping 22 matching lines @@
             ASSERT(type == TransitionNone);
         }
 
         bool operator==(const TransitionProperty& other) const { return propertyType == other.propertyType && unresolvedProperty == other.unresolvedProperty && propertyString == other.propertyString; }
 
         TransitionPropertyType propertyType;
         CSSPropertyID unresolvedProperty;
         String propertyString;
     };
 
-    static std::unique_ptr<CSSTransitionData> create()
+    static PassOwnPtr<CSSTransitionData> create()
     {
-        return wrapUnique(new CSSTransitionData);
+        return adoptPtr(new CSSTransitionData);
     }
 
-    static std::unique_ptr<CSSTransitionData> create(const CSSTransitionData& transitionData)
+    static PassOwnPtr<CSSTransitionData> create(const CSSTransitionData& transitionData)
     {
-        return wrapUnique(new CSSTransitionData(transitionData));
+        return adoptPtr(new CSSTransitionData(transitionData));
     }
 
     bool transitionsMatchForStyleRecalc(const CSSTransitionData& other) const;
 
     Timing convertToTiming(size_t index) const;
 
     const Vector<TransitionProperty>& propertyList() const { return m_propertyList; }
     Vector<TransitionProperty>& propertyList() { return m_propertyList; }
 
     static TransitionProperty initialProperty() { return TransitionProperty(CSSPropertyAll); }
 
 private:
     CSSTransitionData();
     explicit CSSTransitionData(const CSSTransitionData&);
 
     Vector<TransitionProperty> m_propertyList;
 };
 
 } // namespace blink
 
 #endif // CSSTransitionData_h