When building with GTK4 we no longer use the cairo context to render directly, so we can always enable the threaded rendering.
Created attachment 403367 [details] Patch
Comment on attachment 403367 [details] Patch Nice đ¤Šī¸
Committed r263888: <https://trac.webkit.org/changeset/263888> All reviewed patches have been landed. Closing bug and clearing flags on attachment 403367 [details].
Nice