text: /**
   * Helps IE run the fake XMLHttpRequest. By defining global functions, IE allows
   * them to be overwritten at a later point. If these are not defined like
   * this, overwriting them will result in anything from an exception to browser
   * crash.
   *
   * If you don't require fake XHR to work in IE, don't include this file.
   *
   * @author Christian Johansen (christian@cjohansen.no)
   * @license BSD
   *
   * Copyright (c) 2010-2013 Christian Johansen
   */
  if (typeof window !== "undefined") {
      function XMLHttpRequest() {}
  
      // Reassign the original function. Now its writable attribute
      // should be true. Hackish, I know, but it works.
      XMLHttpRequest = sinon.xhr.XMLHttpRequest || undefined;
  }
  