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 5Range.prototype.getBoundingClientRect; 6Document.prototype.documentElement.innerWidth; 7Document.prototype.documentElement.head; 8 9/** @constructor */ 10function WeakMap() {} 11 12/** 13 * @param {Object} key 14 * @return {*} 15 */ 16WeakMap.prototype.get = function(key) {}; 17 18/** 19 * @param {Object} key 20 * @param {*} value 21 */ 22WeakMap.prototype.set = function(key, value) {}; 23