Service Worker should correctly set its document first party for cookies URL.
It seems to have regressed in https://trac.webkit.org/changeset/230944/webkit.
Created attachment 384607 [details]
Comment on attachment 384607 [details]
Clearing flags on attachment: 384607
Committed r252985: <https://trac.webkit.org/changeset/252985>
All reviewed patches have been landed. Closing bug.