See https://github.com/w3c/web-platform-tests/pull/8585 for test changes. Background and other specification changes linked from https://github.com/heycam/webidl/issues/365.
Created attachment 383245 [details] Patch
Created attachment 383246 [details] Patch
Comment on attachment 383246 [details] Patch Clearing flags on attachment: 383246 Committed r252480: <https://trac.webkit.org/changeset/252480>
All reviewed patches have been landed. Closing bug.
<rdar://problem/57219833>