xhr/send-authentication-basic-setrequestheader-existing-session.htm WPT test is failing in WebKit but passing in Gecko and Blink.
Pull request: https://github.com/WebKit/WebKit/pull/2639
Committed 252784@main (45bd6106c182): <https://commits.webkit.org/252784@main> Reviewed commits have been landed. Closing PR #2639 and removing active labels.
<rdar://problem/97552424>