Implement extension controlled indicators, starting with New Tab page

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

 // 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.
 
 #include "chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/i18n/number_formatting.h"
@@ skipping 51 matching lines @@
                              size_t num_strings) {
   for (size_t i = 0; i < num_strings; i++) {
     html_source->AddLocalizedString(localized_strings[i].name,
                                     localized_strings[i].id);
   }
 }
 
 void AddCommonStrings(content::WebUIDataSource* html_source, Profile* profile) {
   LocalizedString localized_strings[] = {
       {"add", IDS_ADD},
+      {"advancedPageTitle", IDS_SETTINGS_ADVANCED},
       {"back", IDS_ACCNAME_BACK},
+      {"basicPageTitle", IDS_SETTINGS_BASIC},
       {"cancel", IDS_CANCEL},
       {"close", IDS_CLOSE},
       {"confirm", IDS_CONFIRM},
+      {"controlledByExtension", IDS_SETTINGS_CONTROLLED_BY_EXTENSION},
       {"disable", IDS_DISABLE},
       {"done", IDS_DONE},
       {"learnMore", IDS_LEARN_MORE},
+      {"menuButtonLabel", IDS_SETTINGS_MENU_BUTTON_LABEL},
       {"ok", IDS_OK},
+      {"restart", IDS_SETTINGS_RESTART},
       {"save", IDS_SAVE},
-      {"advancedPageTitle", IDS_SETTINGS_ADVANCED},
-      {"basicPageTitle", IDS_SETTINGS_BASIC},
       {"settings", IDS_SETTINGS_SETTINGS},
-      {"restart", IDS_SETTINGS_RESTART},
-      {"menuButtonLabel", IDS_SETTINGS_MENU_BUTTON_LABEL},
   };
   AddLocalizedStringsBulk(html_source, localized_strings,
                           arraysize(localized_strings));
 
   html_source->AddBoolean(
       "isGuest",
 #if defined(OS_CHROMEOS)
       user_manager::UserManager::Get()->IsLoggedInAsGuest());
 #else
       profile->IsOffTheRecord());
@@ skipping 1721 matching lines @@
 #if defined(USE_NSS_CERTS)
   AddCertificateManagerStrings(html_source);
 #endif
 
   policy_indicator::AddLocalizedStrings(html_source);
 
   html_source->SetJsonPath(kLocalizedStringsFile);
 }
 
 }  // namespace settings