Remove OwnPtr from Blink.

third_party/WebKit/Source/web/StorageClientImpl.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 13 matching lines @@
  */
 
 #include "web/StorageClientImpl.h"
 
 #include "modules/storage/StorageNamespace.h"
 #include "public/platform/WebStorageNamespace.h"
 #include "public/web/WebContentSettingsClient.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
+#include "wtf/PtrUtil.h"
+#include <memory>
 
 namespace blink {
 
 StorageClientImpl::StorageClientImpl(WebViewImpl* webView)
     : m_webView(webView)
 {
 }
 
-PassOwnPtr<StorageNamespace> StorageClientImpl::createSessionStorageNamespace()
+std::unique_ptr<StorageNamespace> StorageClientImpl::createSessionStorageNamespace()
 {
     if (!m_webView->client())
         return nullptr;
-    return adoptPtr(new StorageNamespace(adoptPtr(m_webView->client()->createSessionStorageNamespace())));
+    return wrapUnique(new StorageNamespace(wrapUnique(m_webView->client()->createSessionStorageNamespace())));
 }
 
 bool StorageClientImpl::canAccessStorage(LocalFrame* frame, StorageType type) const
 {
     WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(frame);
     return !webFrame->contentSettingsClient() || webFrame->contentSettingsClient()->allowStorage(type == LocalStorage);
 }
 
 } // namespace blink