WebUI: Remove i18n from cr_elements/network

chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.h

 // Copyright 2015 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_UI_WEBUI_SETTINGS_MD_SETTINGS_LOCALIZED_STRINGS_PROVIDER_H_
 #define CHROME_BROWSER_UI_WEBUI_SETTINGS_MD_SETTINGS_LOCALIZED_STRINGS_PROVIDER_H_
 
 class Profile;
 
 namespace content {
 class WebUIDataSource;
 }
 
 namespace settings {
 
-#if defined(OS_CHROMEOS)
-// Strings specific to cr-network elements. Also used by NetworkUI and OobeUI.
-void AddCrNetworkStrings(content::WebUIDataSource* html_source);
-#endif  // OS_CHROMEOS
-
 // Adds the strings needed by the settings page to |html_source|. This function
 // causes |html_source| to expose a strings.js file from its source which
 // contains a mapping from string's name to its translated value.
 void AddLocalizedStrings(content::WebUIDataSource* html_source,
                          Profile* profile);
 
 }  // namespace settings
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_MD_SETTINGS_LOCALIZED_STRINGS_PROVIDER_H_