A response body promise should be rejected in case of a failure happening after the HTTP response
Created attachment 380632 [details] Patch
Created attachment 380633 [details] Patch
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/19618
Ping review?
Comment on attachment 380633 [details] Patch Clearing flags on attachment: 380633 Committed r251101: <https://trac.webkit.org/changeset/251101>
All reviewed patches have been landed. Closing bug.
<rdar://problem/56265630>