Revert of Use transfer buffer for BatchAtlas texture copies (patchset #9 id:160001...

Revert of Use transfer buffer for BatchAtlas texture copies (patchset #9 id:160001 of https://codereview.chromium.org/1888473002/ )

Reason for revert:
Lots of sync issues with paths and text.

Original issue's description:
> Use transfer buffer for BatchAtlas texture copies.
>
> Sets up use of transfer buffer (if available) to do one-copy transfers.
> Get transfer buffers working properly in GL.
> Implement GrVkGpu::onTransferPixels.
> Check caps to ensure we can create a transfer buffer.
>
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1888473002
>
> Committed: https://skia.googlesource.com/skia/+/b0ec9836dbf7f2304a3a29289b818719ca0a39bd

TBR=robertphillips@google.com,egdaniel@google.com,bsalomon@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/1904723003