// Copyright 2016 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.Object.defineProperty(String.prototype,Symbol.split,{get(){returnfunction(obj,limit){return[,null];}}});dtf=newIntl.DateTimeFormat("de",{timeZone:"America/bueNos_airES"});assertEquals("America/Buenos_Aires",dtf.resolvedOptions().timeZone);