See https://github.com/whatwg/dom/pull/761. Tests: https://github.com/web-platform-tests/wpt/pull/16853
<rdar://problem/50861676>
Created attachment 380270 [details] Updates the exception type
Created attachment 380271 [details] Updates the exception type
Comment on attachment 380271 [details] Updates the exception type Clearing flags on attachment: 380271 Committed r250764: <https://trac.webkit.org/changeset/250764>
All reviewed patches have been landed. Closing bug.