Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/web/DevToolsEmulator.h

 // Copyright 2015 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 DevToolsEmulator_h
 #define DevToolsEmulator_h
 
 #include "platform/heap/Handle.h"
 #include "public/platform/PointerProperties.h"
 #include "public/platform/WebViewportStyle.h"
 #include "public/web/WebDeviceEmulationParams.h"
 #include "wtf/Forward.h"
-#include <memory>
+#include "wtf/OwnPtr.h"
 
 namespace blink {
 
 class InspectorEmulationAgent;
 class IntPoint;
 class WebInputEvent;
 class WebViewImpl;
 
 class DevToolsEmulator final : public GarbageCollectedFinalized<DevToolsEmulator> {
 public:
@@ skipping 52 matching lines @@
     int m_embedderAvailableHoverTypes;
     HoverType m_embedderPrimaryHoverType;
 
     bool m_touchEventEmulationEnabled;
     bool m_doubleTapToZoomEnabled;
     bool m_mainFrameResizesAreOrientationChanges;
     bool m_originalTouchEnabled;
     bool m_originalDeviceSupportsMouse;
     bool m_originalDeviceSupportsTouch;
     int m_originalMaxTouchPoints;
-    std::unique_ptr<IntPoint> m_lastPinchAnchorCss;
-    std::unique_ptr<IntPoint> m_lastPinchAnchorDip;
+    OwnPtr<IntPoint> m_lastPinchAnchorCss;
+    OwnPtr<IntPoint> m_lastPinchAnchorDip;
 
     bool m_embedderScriptEnabled;
     bool m_scriptExecutionDisabled;
 };
 
 } // namespace blink
 
 #endif