The current version of Safari is not 14 anymore, so as per the FIXME, we can remove those two methods.
Pull request: https://github.com/WebKit/WebKit/pull/10582
Committed 260833@main (4660c27d821b): <https://commits.webkit.org/260833@main> Reviewed commits have been landed. Closing PR #10582 and removing active labels.
<rdar://problem/105920892>