Revert of GMs now use batch (patchset #3 id:40001 of https://codereview.chromium.org/865313004/)

Reason for revert:
missing hairlines on gms

Original issue's description:
> GMs now use batch
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/3f284d7758d7f35b59d93a22d126f7cd8423be44

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

Review URL: https://codereview.chromium.org/913153003
4 files changed