Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/modules/storage/StorageNamespace.cpp

 /*
  * Copyright (C) 2009 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "modules/storage/StorageNamespace.h"
 
 #include "modules/storage/StorageArea.h"
 #include "platform/weborigin/SecurityOrigin.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebStorageArea.h"
 #include "public/platform/WebStorageNamespace.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
-StorageNamespace::StorageNamespace(std::unique_ptr<WebStorageNamespace> webStorageNamespace)
+StorageNamespace::StorageNamespace(PassOwnPtr<WebStorageNamespace> webStorageNamespace)
     : m_webStorageNamespace(std::move(webStorageNamespace))
 {
 }
 
 StorageNamespace::~StorageNamespace()
 {
 }
 
 StorageArea* StorageNamespace::localStorageArea(SecurityOrigin* origin)
 {
     ASSERT(isMainThread());
     static WebStorageNamespace* localStorageNamespace = nullptr;
     if (!localStorageNamespace)
         localStorageNamespace = Platform::current()->createLocalStorageNamespace();
-    return StorageArea::create(wrapUnique(localStorageNamespace->createStorageArea(origin->toString())), LocalStorage);
+    return StorageArea::create(adoptPtr(localStorageNamespace->createStorageArea(origin->toString())), LocalStorage);
 }
 
 StorageArea* StorageNamespace::storageArea(SecurityOrigin* origin)
 {
-    return StorageArea::create(wrapUnique(m_webStorageNamespace->createStorageArea(origin->toString())), SessionStorage);
+    return StorageArea::create(adoptPtr(m_webStorageNamespace->createStorageArea(origin->toString())), SessionStorage);
 }
 
 bool StorageNamespace::isSameNamespace(const WebStorageNamespace& sessionNamespace) const
 {
     return m_webStorageNamespace && m_webStorageNamespace->isSameNamespace(sessionNamespace);
 }
 
 } // namespace blink