Apply WebPreferences on ServiceWorker settings
<rdar://problem/85719388>
Created attachment 445072 [details] Patch
Created attachment 445074 [details] Patch
Created attachment 445192 [details] Patch
Comment on attachment 445192 [details] Patch r=me, thanks for fixing!
Committed r286218 (244599@main): <https://commits.webkit.org/244599@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 445192 [details].