The following tests all have a missing comma resulting in test harness failure due to syntax error:

• https://github.com/web-platform-tests/wpt/blob/master/core-aam/deletion-manual.html#L48
• https://github.com/web-platform-tests/wpt/blob/master/core-aam/insertion-manual.html#L48
• https://github.com/web-platform-tests/wpt/blob/master/core-aam/mark-manual.html#L48
• https://github.com/web-platform-tests/wpt/blob/master/core-aam/suggestion-manual.html#L42