/**
 * @license
 * Copyright (c) 2018 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt The complete set of authors may be found
 * at http://polymer.github.io/AUTHORS.txt The complete set of contributors may
 * be found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by
 * Google as part of the polymer project is also subject to an additional IP
 * rights grant found at http://polymer.github.io/PATENTS.txt
 */
/**
 * WCT-specific behavior on top of Mocha's default HTML reporter.
 *
 * @param {!Mocha.Runner} runner The runner that is being reported on.
 */
export default function HTML(this: Mocha.IRunner, runner: Mocha.IRunner): void;