FetchBodyConsumer should be made responsible for data consumption through promise getters and ReadableStream. Let's do the first one first.
Created attachment 319395 [details] Patch
Comment on attachment 319395 [details] Patch Clearing flags on attachment: 319395 Committed r221427: <http://trac.webkit.org/changeset/221427>
All reviewed patches have been landed. Closing bug.
<rdar://problem/34693877>