Found by http/tests/xmlhttprequest/logout.html . When NDT receive authentication challenge and client returns empty credentials, current implementation keep sending empty credentials infinitely.
Created attachment 349693 [details] PATCH
Comment on attachment 349693 [details] PATCH Thanks for r+
Comment on attachment 349693 [details] PATCH Clearing flags on attachment: 349693 Committed r236012: <https://trac.webkit.org/changeset/236012>
All reviewed patches have been landed. Closing bug.
<rdar://problem/44463323>