GRIT: put <if> and <include> behind comments in .js files to make syntactically valid JS

chrome/browser/resources/settings/languages_page/languages_page.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 'settings-languages-page' is the settings page
  * for language and input method settings.
  */
 (function() {
 'use strict';
@@ skipping 335 matching lines @@
    * @param {string} prospectiveUILanguage The prospective UI language.
    * @return {boolean} True if the given language matches the prospective UI
    *     pref (which may be different from the actual UI language).
    * @private
    */
   isProspectiveUILanguage_: function(languageCode, prospectiveUILanguage) {
     assert(cr.isChromeOS || cr.isWindows);
     return languageCode == prospectiveUILanguage;
   },
 
-<if expr="chromeos or is_win">
+// <if expr="chromeos or is_win">
    /**
     * @param {string} prospectiveUILanguage
     * @return {string}
     * @private
     */
   getProspectiveUILanguageName_: function(prospectiveUILanguage) {
     return this.languageHelper.getLanguage(prospectiveUILanguage).displayName;
   },
-</if>
+// </if>
 
   /**
    * @return {string}
    * @private
    */
   getLanguageListTwoLine_: function() {
     return cr.isChromeOS || cr.isWindows ? 'two-line' : '';
   },
 
   /**
@@ skipping 114 matching lines @@
          uiAccountTweaks.UIAccountTweaks.loggedInAsPublicAccount())) {
       menu.querySelector('#uiLanguageItem').hidden = true;
     }
   },
 
   /**
    * Handler for the restart button.
    * @private
    */
   onRestartTap_: function() {
-<if expr="chromeos">
+// <if expr="chromeos">
     settings.LifetimeBrowserProxyImpl.getInstance().signOutAndRestart();
-</if>
-<if expr="not chromeos">
+// </if>
+// <if expr="not chromeos">
     settings.LifetimeBrowserProxyImpl.getInstance().restart();
-</if>
+// </if>
   },
 
   /**
    * Toggles the expand button within the element being listened to.
    * @param {!Event} e
    * @private
    */
   toggleExpandButton_: function(e) {
     // The expand button handles toggling itself.
     var expandButtonTag = 'CR-EXPAND-BUTTON';
     if (e.target.tagName == expandButtonTag)
       return;
 
     /** @type {!CrExpandButtonElement} */
     var expandButton = e.currentTarget.querySelector(expandButtonTag);
     assert(expandButton);
     expandButton.expanded = !expandButton.expanded;
   },
 });
 })();