Videos autoplay with sound on cnn.com pages after refresh in Safari
<rdar://problem/110343800>
Pull request: https://github.com/WebKit/WebKit/pull/15423
Committed 265688@main (f4cdea7383ed): <https://commits.webkit.org/265688@main> Reviewed commits have been landed. Closing PR #15423 and removing active labels.
fast/html/transient-activation.html is flaky timeout. https://results.webkit.org/?suite=layout-tests&test=fast%2Fhtml%2Ftransient-activation.html
Looks like the flakey timeouts are happening on WK1 bots. The only thing which could cause a timeout in this test is whether the mouse and key events are fired/caught. Seems like a test infrastructure problem with eventSender and UIHelper at this point, and we may have to just skip the test on WK1 until we can fully support those events in DRT.