Starting in r253213, we now throw when trying to do a sync XHR during unload. Unfortunately, this is confusing the script on myuhc.com and it ends up retrying the sync XHR in a tight loop.
<rdar://problem/58139842>
Created attachment 387846 [details] Patch
Comment on attachment 387846 [details] Patch r=me
Comment on attachment 387846 [details] Patch Clearing flags on attachment: 387846 Committed r254652: <https://trac.webkit.org/changeset/254652>
All reviewed patches have been landed. Closing bug.
> Committed r254652: <https://trac.webkit.org/changeset/254652> This caused test failure on Windows as also indicated by EWS red-bubble (https://ews-build.webkit.org/#/builders/10/builds/3834) Tracked in https://bugs.webkit.org/show_bug.cgi?id=206474