Revert of Skia Filter Quality and Scaling Metrics (patchset #3 id:60001 of https://codereview.chromium.org/1686203002/ )

Reason for revert:
reverting this to address Ilya's comments.

Original issue's description:
> Skia Filter Quality and Scaling Metrics
>
> Adds histogram metrics to log the filter quality and scale factor of
> each image draw. To make the data easier to consume, this is broken
> down into a number of individual histograms:
> - Filter quality across all draw calls
> - Scale amount across all draw calls
> - Scale amount per filter quality (4 histograms total)
>
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1686203002
>
> Committed: https://skia.googlesource.com/skia/+/f57b3a6e4a002caf01378832cbd756c6c163a783

TBR=bsalomon@google.com,isherman@chromium.org
# 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/1735423002
6 files changed