1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 this.onactivate = function(event) { 6 event.waitUntil(new Promise(function(resolve, reject) { 7 setTimeout(reject, 5); 8 })); 9 }; 10