REGRESSION(r271642) Another app was relying on DOMWindow reuse
Created attachment 423250 [details] Patch
Comment on attachment 423250 [details] Patch r=me
Created attachment 423257 [details] Patch
Committed r274455: <https://commits.webkit.org/r274455> All reviewed patches have been landed. Closing bug and clearing flags on attachment 423257 [details].
<rdar://problem/75456082>
See https://bugs.webkit.org/show_bug.cgi?id=228736