Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/animation/CompositorScrollOffsetAnimationCurve.h

 // Copyright 2016 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 CompositorScrollOffsetAnimationCurve_h
 #define CompositorScrollOffsetAnimationCurve_h
 
 #include "platform/PlatformExport.h"
 #include "platform/animation/CompositorAnimationCurve.h"
 #include "platform/geometry/FloatPoint.h"
 #include "wtf/Noncopyable.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
+#include "wtf/PassOwnPtr.h"
 
 namespace cc {
 class ScrollOffsetAnimationCurve;
 }
 
 namespace blink {
 
 class PLATFORM_EXPORT CompositorScrollOffsetAnimationCurve : public CompositorAnimationCurve {
     WTF_MAKE_NONCOPYABLE(CompositorScrollOffsetAnimationCurve);
 public:
     enum ScrollDurationBehavior {
         ScrollDurationDeltaBased = 0,
         ScrollDurationConstant,
         ScrollDurationInverseDelta
     };
 
-    static std::unique_ptr<CompositorScrollOffsetAnimationCurve> create(FloatPoint targetValue, CompositorScrollOffsetAnimationCurve::ScrollDurationBehavior durationBehavior)
+    static PassOwnPtr<CompositorScrollOffsetAnimationCurve> create(FloatPoint targetValue, CompositorScrollOffsetAnimationCurve::ScrollDurationBehavior durationBehavior)
     {
-        return wrapUnique(new CompositorScrollOffsetAnimationCurve(targetValue, durationBehavior));
+        return adoptPtr(new CompositorScrollOffsetAnimationCurve(targetValue, durationBehavior));
     }
-    static std::unique_ptr<CompositorScrollOffsetAnimationCurve> create(cc::ScrollOffsetAnimationCurve* curve)
+    static PassOwnPtr<CompositorScrollOffsetAnimationCurve> create(cc::ScrollOffsetAnimationCurve* curve)
     {
-        return wrapUnique(new CompositorScrollOffsetAnimationCurve(curve));
+        return adoptPtr(new CompositorScrollOffsetAnimationCurve(curve));
     }
 
     ~CompositorScrollOffsetAnimationCurve() override;
 
     void setInitialValue(FloatPoint);
     FloatPoint getValue(double time) const;
     double duration() const;
     FloatPoint targetValue() const;
     void applyAdjustment(IntSize);
     void updateTarget(double time, FloatPoint newTarget);
 
     // CompositorAnimationCurve implementation.
     std::unique_ptr<cc::AnimationCurve> cloneToAnimationCurve() const override;
 
 private:
     CompositorScrollOffsetAnimationCurve(FloatPoint, ScrollDurationBehavior);
     CompositorScrollOffsetAnimationCurve(cc::ScrollOffsetAnimationCurve*);
 
     std::unique_ptr<cc::ScrollOffsetAnimationCurve> m_curve;
 };
 
 } // namespace blink
 
 #endif // CompositorScrollOffsetAnimationCurve_h