| OLD | NEW |
| 1 | 1 This is a testharness.js-based test. |
| 2 PASS Load event on the track element, src / mode / append | 2 PASS Load event on the track element, src / mode / append |
| 3 PASS Load event on the track element, src / append / mode | 3 PASS Load event on the track element, src / append / mode |
| 4 PASS Load event on the track element, mode / append / src | 4 PASS Load event on the track element, mode / append / src |
| 5 PASS Load event on the track element, mode / src / append | 5 PASS Load event on the track element, mode / src / append |
| 6 PASS Load event on the track element, append / src / mode | 6 PASS Load event on the track element, append / src / mode |
| 7 PASS Load event on the track element, append / mode / src | 7 PASS Load event on the track element, append / mode / src |
| 8 Harness: the test ran to completion. |
| 8 | 9 |
| OLD | NEW |