text: // Copyright 2015 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.
  
  if (this.Worker) {
    var worker = new Worker("onmessage = function(){}");
    var buf = new ArrayBuffer();
    worker.postMessage(buf, [buf]);
  }
  