Remove #pragma once from chrome/browser/policy

chrome/browser/policy/user_cloud_policy_store_chromeos.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_POLICY_USER_CLOUD_POLICY_STORE_CHROMEOS_H_
 #define CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_CHROMEOS_H_
-#pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/policy/cloud_policy_store.h"
 #include "chrome/browser/policy/cloud_policy_validator.h"
@@ skipping 83 matching lines @@
   FilePath legacy_cache_dir_;
   scoped_ptr<LegacyPolicyCacheLoader> legacy_loader_;
   bool legacy_caches_loaded_;
 
   DISALLOW_COPY_AND_ASSIGN(UserCloudPolicyStoreChromeOS);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_CHROMEOS_H_