DumpRenderTree spams stderr with CFNetwork warnings about null diskcache path
Created attachment 412431 [details] Patch
Created attachment 412451 [details] Patch
Brady, Antti, can you take a look?
Committed r269080: <https://trac.webkit.org/changeset/269080> All reviewed patches have been landed. Closing bug and clearing flags on attachment 412451 [details].
<rdar://problem/70744550>