Remove #pragma once from chrome/browser/extensions

chrome/browser/extensions/pack_extension_job.h

 // Copyright (c) 2011 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_PACK_EXTENSION_JOB_H_
 #define CHROME_BROWSER_EXTENSIONS_PACK_EXTENSION_JOB_H_
-#pragma once
 
 #include <string>
 
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/string16.h"
 #include "content/public/browser/browser_thread.h"
 #include "chrome/browser/extensions/extension_creator.h"
 
 
@@ skipping 48 matching lines @@
   FilePath key_file_;
   FilePath crx_file_out_;
   FilePath key_file_out_;
   bool asynchronous_;
   int run_flags_;  // Bitset of ExtensionCreator::RunFlags values
 
   DISALLOW_COPY_AND_ASSIGN(PackExtensionJob);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_PACK_EXTENSION_JOB_H_