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

chrome/browser/resources/md_downloads/toolbar.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.
 
 cr.define('downloads', function() {
   var Toolbar = Polymer({
     is: 'downloads-toolbar',
 
     properties: {
       downloadsShowing: {
@@ skipping 48 matching lines @@
     /** @private */
     onPaperDropdownClose_: function() {
       window.removeEventListener('resize', assert(this.boundClose_));
     },
 
     /**
      * @param {!Event} e
      * @private
      */
     onItemBlur_: function(e) {
-      var menu = /** @type {PaperMenuElement} */(this.$$('paper-menu'));
+      var menu = /** @type {PaperMenuElement} */ (this.$$('paper-menu'));
       if (menu.items.indexOf(e.relatedTarget) >= 0)
         return;
 
       this.$.more.restoreFocusOnClose = false;
       this.closeMoreActions_();
       this.$.more.restoreFocusOnClose = true;
     },
 
     /** @private */
     onPaperDropdownOpen_: function() {
@@ skipping 18 matching lines @@
     },
 
     /** @private */
     updateClearAll_: function() {
       this.$$('paper-menu .clear-all').hidden = !this.canClearAll();
     },
   });
 
   return {Toolbar: Toolbar};
 });