Use logical properties!
<rdar://problem/118248730>
Pull request: https://github.com/WebKit/WebKit/pull/20329
Committed 270574@main (30625a91933c): <https://commits.webkit.org/270574@main> Reviewed commits have been landed. Closing PR #20329 and removing active labels.
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/43098