Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/graphics/CanvasSurfaceLayerBridge.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/graphics/CanvasSurfaceLayerBridge.h"
 
 #include "cc/layers/solid_color_layer.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebCompositorSupport.h"
 #include "public/platform/WebLayer.h"
+#include "wtf/PtrUtil.h"
 
 namespace blink {
 
 CanvasSurfaceLayerBridge::CanvasSurfaceLayerBridge()
 {
     m_solidColorLayer = cc::SolidColorLayer::Create();
     m_solidColorLayer->SetBackgroundColor(SK_ColorBLUE);
-    m_webLayer = adoptPtr(Platform::current()->compositorSupport()->createLayerFromCCLayer(m_solidColorLayer.get()));
+    m_webLayer = wrapUnique(Platform::current()->compositorSupport()->createLayerFromCCLayer(m_solidColorLayer.get()));
     GraphicsLayer::registerContentsLayer(m_webLayer.get());
 }
 
 CanvasSurfaceLayerBridge::~CanvasSurfaceLayerBridge()
 {
 }
 
 }