..and add testing coverage too.
<rdar://problem/114482930>
Pull request: https://github.com/WebKit/WebKit/pull/17207
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/41705
Committed 267437@main (610cae50c66f): <https://commits.webkit.org/267437@main> Reviewed commits have been landed. Closing PR #17207 and removing active labels.