Add proxy_config component

chrome/browser/chromeos/ui_proxy_config.cc

 // Copyright 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.
 
 #include "chrome/browser/chromeos/ui_proxy_config.h"
 
 #include "base/logging.h"
 #include "base/values.h"
-#include "chrome/browser/chromeos/policy/proto/chrome_device_policy.pb.h"
-#include "chrome/browser/prefs/proxy_config_dictionary.h"
+#include "components/proxy_config/proxy_config_dictionary.h"
 #include "net/proxy/proxy_config.h"
 
 namespace chromeos {
 
 UIProxyConfig::UIProxyConfig()
     : mode(MODE_DIRECT),
       state(ProxyPrefs::CONFIG_UNSET),
       user_modifiable(true) {
 }
 
@@ skipping 139 matching lines @@
     *spec += ';';
 
   if (!url_scheme.empty()) {
     *spec += url_scheme;
     *spec += "=";
   }
   *spec += server.ToURI();
 }
 
 }  // namespace chromeos