Remove #pragma once from content

content/shell/shell_url_request_context_getter.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 CONTENT_SHELL_SHELL_URL_REQUEST_CONTEXT_GETTER_H_
 #define CONTENT_SHELL_SHELL_URL_REQUEST_CONTEXT_GETTER_H_
-#pragma once
 
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/url_request/url_request_context_getter.h"
 
 class MessageLoop;
 
 namespace net {
@@ skipping 31 matching lines @@
   scoped_ptr<net::NetworkDelegate> network_delegate_;
   scoped_ptr<net::URLRequestContextStorage> storage_;
   scoped_ptr<net::URLRequestContext> url_request_context_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellURLRequestContextGetter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_SHELL_URL_REQUEST_CONTEXT_GETTER_H_