The 'NotificationsEnabled' feature flag is not a development flag -- we simply have a toggle for A/B testing, and so this should be in the 'stable' category.
<rdar://107159906>
Pull request: https://github.com/WebKit/WebKit/pull/12820
Committed 263038@main (9ffdc4ca0afd): <https://commits.webkit.org/263038@main> Reviewed commits have been landed. Closing PR #12820 and removing active labels.