MD Settings: About page, implement help and feedback.

chrome/test/data/webui/settings/cr_settings_browsertest.js

 // 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.
 
 /** @fileoverview Runs the Polymer Settings tests. */
 
 /** @const {string} Path to source root. */
 var ROOT_PATH = '../../../../../';
 
 // Polymer BrowserTest fixture.
@@ skipping 73 matching lines @@
     'test_browser_proxy.js',
     'about_page_tests.js',
   ]),
 };
 
 TEST_F('CrSettingsAboutPageTest', 'AboutPage', function() {
   settings_about_page.registerTests();
   mocha.run();
 });
 
+GEN('#if defined(GOOGLE_CHROME_BUILD)');
+TEST_F('CrSettingsAboutPageTest', 'AboutPage_OfficialBuild', function() {
+  settings_about_page.registerOfficialBuildTests();
+  mocha.run();
+});
+GEN('#endif');
+
 GEN('#if defined(OS_CHROMEOS)');
 /**
  * Test fixture for
  * chrome/browser/resources/settings/people_page/change_picture.html.
  * This is ChromeOS only.
  * @constructor
  * @extends {CrSettingsBrowserTest}
 */
 function CrSettingsPeoplePageChangePictureTest() {}
 
@@ skipping 424 matching lines @@
   extraLibraries: CrSettingsBrowserTest.prototype.extraLibraries.concat([
     'fake_language_settings_private.js',
     'fake_settings_private.js',
     'languages_page_tests.js',
   ]),
 };
 
 TEST_F('CrSettingsLanguagesPageTest', 'LanguagesPage', function() {
   mocha.run();
 });