MD Settings: add a semi-functional System page

chrome/browser/ui/webui/settings/md_settings_ui.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_ui.h"
 
 #include <stddef.h>
 
 #include <string>
 
 #include "base/metrics/histogram_macros.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/settings/appearance_handler.h"
 #include "chrome/browser/ui/webui/settings/downloads_handler.h"
 #include "chrome/browser/ui/webui/settings/font_handler.h"
 #include "chrome/browser/ui/webui/settings/languages_handler.h"
 #include "chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.h"
 #include "chrome/browser/ui/webui/settings/people_handler.h"
 #include "chrome/browser/ui/webui/settings/reset_settings_handler.h"
 #include "chrome/browser/ui/webui/settings/search_engines_handler.h"
 #include "chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h"
 #include "chrome/browser/ui/webui/settings/settings_startup_pages_handler.h"
 #include "chrome/browser/ui/webui/settings/site_settings_handler.h"
+#include "chrome/browser/ui/webui/settings/system_handler.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "grit/settings_resources.h"
 #include "grit/settings_resources_map.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/ui/webui/settings/chromeos/change_picture_handler.h"
 #include "chrome/browser/ui/webui/settings/chromeos/device_keyboard_handler.h"
@@ skipping 44 matching lines @@
 #endif  // defined(USE_NSS_CERTS)
 
   AddSettingsPageUIHandler(new ClearBrowsingDataHandler(web_ui));
   AddSettingsPageUIHandler(new DownloadsHandler());
   AddSettingsPageUIHandler(new FontHandler(web_ui));
   AddSettingsPageUIHandler(new LanguagesHandler(web_ui));
   AddSettingsPageUIHandler(new PeopleHandler(profile));
   AddSettingsPageUIHandler(new SearchEnginesHandler(profile));
   AddSettingsPageUIHandler(new SiteSettingsHandler(profile));
   AddSettingsPageUIHandler(new StartupPagesHandler(web_ui));
+  AddSettingsPageUIHandler(new SystemHandler());
 
 #if defined(OS_CHROMEOS)
   AddSettingsPageUIHandler(new chromeos::settings::ChangePictureHandler());
   AddSettingsPageUIHandler(new chromeos::settings::KeyboardHandler(web_ui));
 #else
   AddSettingsPageUIHandler(new DefaultBrowserHandler(web_ui));
   AddSettingsPageUIHandler(new ManageProfileHandler(profile));
 #endif
 
   content::WebUIDataSource* html_source =
@@ skipping 46 matching lines @@
   UMA_HISTOGRAM_TIMES("Settings.LoadDocumentTime.MD",
                       base::Time::Now() - load_start_time_);
 }
 
 void MdSettingsUI::DocumentOnLoadCompletedInMainFrame() {
   UMA_HISTOGRAM_TIMES("Settings.LoadCompletedTime.MD",
                       base::Time::Now() - load_start_time_);
 }
 
 }  // namespace settings