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