Remove #pragma once from chrome/browser/extensions

chrome/browser/extensions/extension_special_storage_policy.h

 // Copyright (c) 2012 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 CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_
-#pragma once
 
 #include <map>
 #include <string>
 
 #include "base/synchronization/lock.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/quota/special_storage_policy.h"
 
 class CookieSettings;
 
@@ skipping 50 matching lines @@
   void NotifyChanged();
 
   base::Lock lock_;  // Synchronize all access to the collections.
   SpecialCollection protected_apps_;
   SpecialCollection unlimited_extensions_;
   SpecialCollection file_handler_extensions_;
   scoped_refptr<CookieSettings> cookie_settings_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_