removeCodedFrames should modify ref to TrackBuffer no a copy.
<rdar://problem/16801069>
Created attachment 233957 [details] Patch
Wow, good catch.
Comment on attachment 233957 [details] Patch Clearing flags on attachment: 233957 Committed r170533: <http://trac.webkit.org/changeset/170533>
All reviewed patches have been landed. Closing bug.