History

Time	Change
2016-04-09 08:04:29+00:00	Created
2016-04-09 08:04:29+00:00	Associated with contains
2016-04-09 08:04:29+00:00	Associated with contains (DOMTokenList)
2017-06-10 02:45:50+00:00	Associated with DOMTokenList.prototype.contains