FileAPI/sync file system cleanups for scoped_refptr operator T* cleanup.

webkit/browser/quota/quota_manager_proxy.h

 // Copyright 2014 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 WEBKIT_BROWSER_QUOTA_QUOTA_MANAGER_PROXY_H_
 #define WEBKIT_BROWSER_QUOTA_QUOTA_MANAGER_PROXY_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/files/file_path.h"
@@ skipping 45 matching lines @@
       const GetUsageAndQuotaCallback& callback);
 
   // This method may only be called on the IO thread.
   // It may return NULL if the manager has already been deleted.
   QuotaManager* quota_manager() const;
 
  protected:
   friend class QuotaManager;
   friend class base::RefCountedThreadSafe<QuotaManagerProxy>;
 
-  QuotaManagerProxy(QuotaManager* manager,
-                    base::SingleThreadTaskRunner* io_thread);
+  QuotaManagerProxy(
+      QuotaManager* manager,
+      const scoped_refptr<base::SingleThreadTaskRunner>& io_thread);
   virtual ~QuotaManagerProxy();
 
   QuotaManager* manager_;  // only accessed on the io thread
   scoped_refptr<base::SingleThreadTaskRunner> io_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(QuotaManagerProxy);
 };
 
 }  // namespace storage
 
 #endif  // WEBKIT_BROWSER_QUOTA_QUOTA_MANAGER_PROXY_H_