[Quick Look] Move PreviewConverter from platform/network/ to platform/
Created attachment 381712 [details] Patch
Comment on attachment 381712 [details] Patch rs=me
Comment on attachment 381712 [details] Patch Clearing flags on attachment: 381712 Committed r251502: <https://trac.webkit.org/changeset/251502>
All reviewed patches have been landed. Closing bug.
<rdar://problem/56557237>