Test instanceof functions and properties of URL and webkitURL. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS 'createObjectURL' in URL is true PASS 'revokeObjectURL' in URL is true PASS url.createObjectURL is undefined. PASS url.revokeObjectURL is undefined. PASS window.URL.createObjectURL is defined. PASS window.URL.revokeObjectURL is defined. PASS 'createObjectURL' in webkitURL is true PASS 'revokeObjectURL' in webkitURL is true PASS window.webkitURL.createObjectURL is defined. PASS window.webkitURL.revokeObjectURL is defined. PASS successfullyParsed is true TEST COMPLETE