Fails more often that it did, to the decree that --treat-failing-as-flaky is not covering up for it.
Pull request: https://github.com/WebKit/WebKit/pull/9038
Committed 259283@main (acdb30e44960): <https://commits.webkit.org/259283@main> Reviewed commits have been landed. Closing PR #9038 and removing active labels.
<rdar://problem/104602716>