WIP: run clang-format-js on lots of things

chrome/browser/resources/settings/languages_page/add_languages_dialog.js

 // Copyright 2016 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-add-languages-dialog' is a dialog for enabling
  * languages.
  */
 Polymer({
   is: 'settings-add-languages-dialog',
 
   properties: {
     /** @type {!LanguagesModel|undefined} */
     languages: {
       type: Object,
       notify: true,
     },
 
     /** @type {!LanguageHelper} */
     languageHelper: Object,
 
     /** @private {!Set<string>} */
     languagesToAdd_: {
       type: Object,
-      value: function() { return new Set(); },
+      value: function() {
+        return new Set();
+      },
     },
 
     /** @private */
     disableActionButton_: {
       type: Boolean,
       value: true,
     },
   },
 
   attached: function() {
@@ skipping 71 matching lines @@
   /**
    * Enables the checked languages.
    * @private
    */
   onActionButtonTap_: function() {
     this.$.dialog.close();
     for (var languageCode of this.languagesToAdd_)
       this.languageHelper.enableLanguage(languageCode);
   },
 });