Remove OwnPtr from Blink.

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

Index: third_party/WebKit/Source/core/animation/css/CSSTransitionData.h
diff --git a/third_party/WebKit/Source/core/animation/css/CSSTransitionData.h b/third_party/WebKit/Source/core/animation/css/CSSTransitionData.h
index 0e00f35daf54994005faa460df35811eb064c8dd..261eb7a826d015ad80f1231d2d18c5e5fb18a369 100644
--- a/third_party/WebKit/Source/core/animation/css/CSSTransitionData.h
+++ b/third_party/WebKit/Source/core/animation/css/CSSTransitionData.h
@@ -7,7 +7,9 @@
 
 #include "core/CSSPropertyNames.h"
 #include "core/animation/css/CSSTimingData.h"
+#include "wtf/PtrUtil.h"
 #include "wtf/Vector.h"
+#include <memory>
 
 namespace blink {
 
@@ -50,14 +52,14 @@ public:
         String propertyString;
     };
 
-    static PassOwnPtr<CSSTransitionData> create()
+    static std::unique_ptr<CSSTransitionData> create()
     {
-        return adoptPtr(new CSSTransitionData);
+        return wrapUnique(new CSSTransitionData);
     }
 
-    static PassOwnPtr<CSSTransitionData> create(const CSSTransitionData& transitionData)
+    static std::unique_ptr<CSSTransitionData> create(const CSSTransitionData& transitionData)
     {
-        return adoptPtr(new CSSTransitionData(transitionData));
+        return wrapUnique(new CSSTransitionData(transitionData));
     }
 
     bool transitionsMatchForStyleRecalc(const CSSTransitionData& other) const;