Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/graphics/paint/TransformDisplayItem.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 TransformDisplayItem_h
 #define TransformDisplayItem_h
 
 #include "platform/graphics/paint/DisplayItem.h"
 #include "platform/transforms/AffineTransform.h"
+#include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 class PLATFORM_EXPORT BeginTransformDisplayItem final : public PairedBeginDisplayItem {
 public:
     BeginTransformDisplayItem(const DisplayItemClient& client, const AffineTransform& transform)
         : PairedBeginDisplayItem(client, BeginTransform, sizeof(*this))
         , m_transform(transform) { }
 
     void replay(GraphicsContext&) const override;
@@ skipping 26 matching lines @@
 
 private:
 #if ENABLE(ASSERT)
     bool isEndAndPairedWith(DisplayItem::Type otherType) const final { return otherType == BeginTransform; }
 #endif
 };
 
 } // namespace blink
 
 #endif // TransformDisplayItem_h