http/tests/media/track-in-band-hls-metadata.html sometimes crashes after r251626
<rdar://problem/56889717>
Created attachment 382821 [details] Patch
Comment on attachment 382821 [details] Patch Clearing flags on attachment: 382821 Committed r252059: <https://trac.webkit.org/changeset/252059>
All reviewed patches have been landed. Closing bug.