Some scrolling tests, like fast/scrolling/mac/async-scroll-overflow-hidden-on-one-axis.html, fail with UI-side compositing because we fail to clear scroll latching when `eventSender.monitorWheelEvents()` should do so.
<rdar://problem/104099444>
Pull request: https://github.com/WebKit/WebKit/pull/8496
Committed 258771@main (5ddd8c7440e8): <https://commits.webkit.org/258771@main> Reviewed commits have been landed. Closing PR #8496 and removing active labels.