REGRESSION (r251623): When downloading a QuickLook file, the web view navigates to a "The URL can't be shown" error page instead of staying on the current page
Created attachment 382685 [details] Patch
<rdar://problem/56795440>
Comment on attachment 382685 [details] Patch Clearing flags on attachment: 382685 Committed r251991: <https://trac.webkit.org/changeset/251991>
All reviewed patches have been landed. Closing bug.