Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/animation/CompositorAnimationHostTest.cpp

 // 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.
 
 #include "platform/animation/CompositorAnimationHost.h"
 
 #include "base/memory/ref_counted.h"
 #include "platform/animation/CompositorAnimationTimeline.h"
 #include "platform/testing/CompositorTest.h"
 #include "platform/testing/WebLayerTreeViewImplForTesting.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
 class CompositorAnimationHostTest : public CompositorTest {
 };
 
 TEST_F(CompositorAnimationHostTest, AnimationHostNullWhenTimelineDetached)
 {
-    std::unique_ptr<CompositorAnimationTimeline> timeline = CompositorAnimationTimeline::create();
+    OwnPtr<CompositorAnimationTimeline> timeline = CompositorAnimationTimeline::create();
 
     scoped_refptr<cc::AnimationTimeline> ccTimeline = timeline->animationTimeline();
     EXPECT_FALSE(ccTimeline->animation_host());
     EXPECT_TRUE(timeline->compositorAnimationHost().isNull());
 
-    std::unique_ptr<WebLayerTreeView> layerTreeHost = wrapUnique(new WebLayerTreeViewImplForTesting);
+    OwnPtr<WebLayerTreeView> layerTreeHost = adoptPtr(new WebLayerTreeViewImplForTesting);
     DCHECK(layerTreeHost);
 
     layerTreeHost->attachCompositorAnimationTimeline(timeline->animationTimeline());
     EXPECT_FALSE(timeline->compositorAnimationHost().isNull());
 
     layerTreeHost->detachCompositorAnimationTimeline(timeline->animationTimeline());
     EXPECT_TRUE(timeline->compositorAnimationHost().isNull());
 }
 
 } // namespace blink