Per discussion in https://github.com/whatwg/html/issues/4762.
There's a test up for review at https://github.com/web-platform-tests/wpt/pull/18536.
Created attachment 377263 [details] Patch
Are you updating the patch for trunk?
(In reply to Ryosuke Niwa from comment #3) > Are you updating the patch for trunk? The patch is fine, the dependency bug just needs to land first.
Comment on attachment 377263 [details] Patch Ok, please be sure to have the new patch go through EWS to catch any unexpectedly failing tests.
(In reply to Ryosuke Niwa from comment #5) > Comment on attachment 377263 [details] > Patch > > Ok, please be sure to have the new patch go through EWS to catch any > unexpectedly failing tests. Sure thing, thanks.
Created attachment 377290 [details] Patch
Comment on attachment 377290 [details] Patch Clearing flags on attachment: 377290 Committed r249130: <https://trac.webkit.org/changeset/249130>
All reviewed patches have been landed. Closing bug.
<rdar://problem/54733725>