Provisional / scheduled loads in subframes should not prevent a page from entering the back/forward cache.
Created attachment 380030 [details] Patch
Patch is ready for review.
Comment on attachment 380030 [details] Patch Clearing flags on attachment: 380030 Committed r250686: <https://trac.webkit.org/changeset/250686>
All reviewed patches have been landed. Closing bug.
<rdar://problem/55963393>