Created attachment 418480 [details] [Image] screenshot of issue reproduces on any page with more than one execution context
<rdar://problem/73635556>
Regressed by https://bugs.webkit.org/show_bug.cgi?id=217447 Revision: r269166
Created attachment 418529 [details] Patch
Comment on attachment 418529 [details] Patch r=me
Committed r271953: <https://trac.webkit.org/changeset/271953> All reviewed patches have been landed. Closing bug and clearing flags on attachment 418529 [details].