We currently get the icon URL, but we need the loaded and decoded icon. See https://notifications.spec.whatwg.org/#resources
Pull request: https://github.com/WebKit/WebKit/pull/3194
Committed 253460@main (abb92629ba72): <https://commits.webkit.org/253460@main> Reviewed commits have been landed. Closing PR #3194 and removing active labels.