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

chrome/browser/resources/print_preview/data/invitation.js

 // 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.
 
 cr.define('print_preview', function() {
   'use strict';
 
   /**
    * Printer sharing invitation data object.
    * @param {string} sender Text identifying invitation sender.
@@ skipping 69 matching lines @@
       return this.aclEntry_['scope'] || '';
     },
 
     /** @return {string} Account this invitation is sent for. */
     get account() {
       return this.account_;
     }
   };
 
   // Export
-  return {
-    Invitation: Invitation
-  };
+  return {Invitation: Invitation};
 });