Revert of Experimental CL to stop using subdata (patchset #1 id:1 of https://codereview.chromium.org/1413263006/ )

Reason for revert:
might be breaking tsan

Original issue's description:
> Experimental CL to stop using subdata
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/383ce32e3e5ca0c8997ece827205f61d348ee56f

TBR=bsalomon@google.com,joshualitt@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/1409123004
3 files changed