After 259904@main, comment editor on huffpost.com doesn't update the caret position after inserting a new line.
<rdar://106426103>
Pull request: https://github.com/WebKit/WebKit/pull/12352
Committed 262573@main (c48d7192b129): <https://commits.webkit.org/262573@main> Reviewed commits have been landed. Closing PR #12352 and removing active labels.