VoiceOver will not navigate a page like https://testsafebrowsing.appspot.com/s/malware.html that shows a website warning <rdar://problem/70060483>
Created attachment 410881 [details] patch
Committed r268246: <https://trac.webkit.org/changeset/268246> All reviewed patches have been landed. Closing bug and clearing flags on attachment 410881 [details].