Revert of GrBatchPrototype (patchset #32 id:630001 of https://codereview.chromium.org/845103005/)

Reason for revert:
One last try to fix mac perf regression

Original issue's description:
> GrBatchPrototype
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/d15e4e45374275c045572b304c229237c4a82be4
>
> Committed: https://skia.googlesource.com/skia/+/d5a7db4a867c7e6ccf8451a053d987b470099198

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

Review URL: https://codereview.chromium.org/877393002
34 files changed