Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/exported/WebPrerender.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "public/platform/WebPrerender.h"
 
 #include "platform/Prerender.h"
 #include "wtf/PassRefPtr.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
 namespace {
 
 class ExtraDataContainer : public Prerender::ExtraData {
 public:
     static PassRefPtr<ExtraDataContainer> create(WebPrerender::ExtraData* extraData) { return adoptRef(new ExtraDataContainer(extraData)); }
 
     ~ExtraDataContainer() override {}
 
     WebPrerender::ExtraData* getExtraData() const { return m_extraData.get(); }
 
 private:
     explicit ExtraDataContainer(WebPrerender::ExtraData* extraData)
-        : m_extraData(wrapUnique(extraData))
+        : m_extraData(adoptPtr(extraData))
     {
     }
 
-    std::unique_ptr<WebPrerender::ExtraData> m_extraData;
+    OwnPtr<WebPrerender::ExtraData> m_extraData;
 };
 
 } // namespace
 
 WebPrerender::WebPrerender(Prerender* prerender)
     : m_private(prerender)
 {
 }
 
 const Prerender* WebPrerender::toPrerender() const
@@ skipping 63 matching lines @@
 {
     m_private->didSendLoadForPrerender();
 }
 
 void WebPrerender::didSendDOMContentLoadedForPrerender()
 {
     m_private->didSendDOMContentLoadedForPrerender();
 }
 
 } // namespace blink