The scrolling thread creates implicit CoreAnimation transactions (as intended, since tracking which wheel events might cause layer mutations in advance is tricky). We should tell CoreAnimation to always allow them from our scrolling thread.
<rdar://109211223>
Pull request: https://github.com/WebKit/WebKit/pull/14037
Committed 264224@main (66deadcc6fb0): <https://commits.webkit.org/264224@main> Reviewed commits have been landed. Closing PR #14037 and removing active labels.