Move some proxy config code out of src/chrome

chromeos/network/proxy/proxy_config_handler.h

 // Copyright (c) 2013 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_CHROMEOS_NET_PROXY_CONFIG_HANDLER_H_
-#define CHROME_BROWSER_CHROMEOS_NET_PROXY_CONFIG_HANDLER_H_
+#ifndef CHROMEOS_NETWORK_PROXY_PROXY_CONFIG_HANDLER_H_
+#define CHROMEOS_NETWORK_PROXY_PROXY_CONFIG_HANDLER_H_
 
 #include <memory>
 
 #include "components/onc/onc_constants.h"
 
 class PrefRegistrySimple;
 class PrefService;
 class ProxyConfigDictionary;
 
 namespace user_prefs {
@@ skipping 16 matching lines @@
     const NetworkState& network,
     ::onc::ONCSource* onc_source);
 
 void SetProxyConfigForNetwork(const ProxyConfigDictionary& proxy_config,
                               const NetworkState& network);
 
 }  // namespace proxy_config
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_NET_PROXY_CONFIG_HANDLER_H_
+#endif  // CHROMEOS_NETWORK_PROXY_PROXY_CONFIG_HANDLER_H_