ServiceWorkerClientFetch should send data to its resource loader once the didReceiveResponse completion handler is called.
Created attachment 334585 [details] Patch
Created attachment 334823 [details] Patch
Comment on attachment 334823 [details] Patch It may have required less code to do a IPC handshake instead, we like do for regular loads.
Comment on attachment 334823 [details] Patch Clearing flags on attachment: 334823 Committed r229477: <https://trac.webkit.org/changeset/229477>
All reviewed patches have been landed. Closing bug.
<rdar://problem/38313372>