Fix flakey test by using the old API on old systems.
Created attachment 458982 [details] Patch
Created attachment 458989 [details] Patch for landing
Committed r293947 (250393@main): <https://commits.webkit.org/250393@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 458989 [details].
<rdar://problem/92897878>