Revert of nanobench: --veryVerbose for more Win7 debugging (https://codereview.chromium.org/401663002/)

Reason for revert:
Shouldn't be needed anymore.

Original issue's description:
> nanobench: --veryVerbose for more Win7 debugging
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/e57452d

R=mtklein@chromium.org
TBR=mtklein@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Author: mtklein@google.com

Review URL: https://codereview.chromium.org/404543004
1 file changed