<rdar://107846703>
Created attachment 465870 [details] [fast-cq]Patch
While this is rather temporary (switching between legacy and IFC), a test case would be great to have.
Committed 262914@main (3904de11f504): <https://commits.webkit.org/262914@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 465870 [details].
<rdar://problem/107996603>