Expose the Notification API to dedicated workers, as per the specification. Both Gecko & Blink already support this.
Pull request: https://github.com/WebKit/WebKit/pull/4603
Committed 254805@main (aab63a24c2e8): <https://commits.webkit.org/254805@main> Reviewed commits have been landed. Closing PR #4603 and removing active labels.
<rdar://problem/100336712>