Safari sometimes crashes after deleting or switching between profiles
<rdar://problem/128494212>
rdar://128285195
Pull request: https://github.com/WebKit/WebKit/pull/28871
Committed 279202@main (37b7a1c15d16): <https://commits.webkit.org/279202@main> Reviewed commits have been landed. Closing PR #28871 and removing active labels.