We can cache CAIOSurface objects for our layer buffers in the UI process. This keeps CA rendering data alive, without marking the IOSurface as being in-use.
Pull request: https://github.com/WebKit/WebKit/pull/11270
Committed 261553@main (e95212f8d5a2): <https://commits.webkit.org/261553@main> Reviewed commits have been landed. Closing PR #11270 and removing active labels.
<rdar://problem/106621907>