/** @license MIT License (c) copyright 2010-2014 original author or authors */
/** @author Brian Cavalier */
/** @author John Hann */

(function(define) { 'use strict';
define(function() {

	return function progress(Promise) {

		/**
		 * @deprecated
		 * Register a progress handler for this promise
		 * @param {function} onProgress
		 * @returns {Promise}
		 */
		Promise.prototype.progress = function(onProgress) {
			return this.then(void 0, void 0, onProgress);
		};

		return Promise;
	};

});
}(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));