options: prettier fix for bug 281069 that can be committed to trunk later.

chrome/browser/ui/webui/options/language_options_browsertest.js

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 2014 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.
 
 /**
- * TestFixture for languages options WebUI testing.
+ * TestFixture for language options WebUI testing.
  * @extends {testing.Test}
  * @constructor
- **/
-function LanguagesOptionsWebUITest() {}
+ */
+function LanguageOptionsWebUITest() {}
 
-LanguagesOptionsWebUITest.prototype = {
+LanguageOptionsWebUITest.prototype = {
   __proto__: testing.Test.prototype,
 
-  /**
-   * Browse to languages options.
-   **/
+  /** @override */
   browsePreload: 'chrome://settings-frame/languages',
 };
 
-// Test opening languages options has correct location.
-TEST_F('LanguagesOptionsWebUITest', 'testOpenLanguagesOptions', function() {
+// Test opening language options has correct location.
+TEST_F('LanguageOptionsWebUITest', 'testOpenLanguageOptions', function() {
   assertEquals(this.browsePreload, document.location.href);
 });
+
+GEN('#if defined(OS_WIN) || defined(OS_CHROMEOS)');
+// Test reselecting the same language as the current UI locale. This should show
+// a "Chrome is displayed in this language" message rather than a restart banner
+// or a [ Display Chrome in this language ] button.
+TEST_F('LanguageOptionsWebUITest', 'reselectUILocale', function() {
+  var currentLang = loadTimeData.getString('currentUiLanguageCode');
+  LanguageOptions.uiLanguageSaved(currentLang);
+
+  expectTrue($('language-options-ui-language-button').hidden);
+  expectFalse($('language-options-ui-language-message').hidden);
+  expectTrue($('language-options-ui-notification-bar').hidden);
+});
+GEN('#endif');  // defined(OS_WIN) || defined(OS_CHROMEOS)