self.importScripts('/resources/testharness.js'); test(function() { let xhr = new XMLHttpRequest(); assert_false(xhr.hasOwnProperty("responseXML"), "responseXML should not be available on instances."); assert_false(XMLHttpRequest.prototype.hasOwnProperty("responseXML"), "responseXML should not be on the prototype."); }, "XMLHttpRequest's responseXML property should not be exposed in workers."); done();