I missed this use of size() when adding isEmpty() to BitVector in https://bugs.webkit.org/show_bug.cgi?id=197637
Created attachment 369796 [details] Patch
Comment on attachment 369796 [details] Patch Clearing flags on attachment: 369796 Committed r245271: <https://trac.webkit.org/changeset/245271>
All reviewed patches have been landed. Closing bug.
<rdar://problem/50751634>