No painting or style adjustment is performed for this (internal) appearance value. We should remove it.
<rdar://problem/104616561>
Pull request: https://github.com/WebKit/WebKit/pull/25709
Committed 275990@main (d06002e88dea): <https://commits.webkit.org/275990@main> Reviewed commits have been landed. Closing PR #25709 and removing active labels.