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define([], function() {
  /**   * Converts `iterator` to an array.   *   * @private   * @param {Object} iterator The iterator to convert.   * @returns {Array} Returns the converted array.   */  function iteratorToArray(iterator) {    var data,        result = [];
    while (!(data = iterator.next()).done) {      result.push(data.value);    }    return result;  }
  return iteratorToArray;});