WebFullScreenManager is the only caller of forceRepaintWithoutCallback() outside of test code, and I'd like to fix that.
Pull request: https://github.com/WebKit/WebKit/pull/3961
Committed 254132@main (e2e7f87dcce6): <https://commits.webkit.org/254132@main> Reviewed commits have been landed. Closing PR #3961 and removing active labels.
<rdar://problem/99529596>