| // 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. | |
| /** | |
| * @fileoverview Externs to be declared to properly compile JS code. | |
| * @externs | |
| */ | |
| var performance = {}; | |
| /** | |
| * @return {number} | |
| */ | |
| performance.now = function() {}; |