GraphicsLayerUpdater just waits for displayDidRefresh, and then calls back into RenderLayerCompositor to schedule a rendering update. I think we can just schedule the rendering update directly, for the same outcome.
<rdar://problem/109751273>
Pull request: https://github.com/WebKit/WebKit/pull/14283
Committed 264488@main (f06fb535234a): <https://commits.webkit.org/264488@main> Reviewed commits have been landed. Closing PR #14283 and removing active labels.