We should avoid the work done under RemoteScrollingTree[Mac]::deferWheelEventTestCompletionForReason/removeWheelEventTestCompletionDeferralForReason
<rdar://problem/109488666>
Pull request: https://github.com/WebKit/WebKit/pull/13996
Committed 264208@main (ab78a74247b8): <https://commits.webkit.org/264208@main> Reviewed commits have been landed. Closing PR #13996 and removing active labels.