Revert of try to speed-up maprect + round2i + contains (patchset #8 id:140001 of https://codereview.chromium.org/2133413002/ )

Reason for revert:
Breaking the roll...
https://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_ng/builds/253294/steps/compile%20%28with%20patch%29/logs/stdio

Original issue's description:
> try to speed-up maprect + round2i + contains
>
> We call roundOut in a few places. If we can get SkNx::Ceil we could efficiently implement that as well.
>
>
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2133413002
> CQ_INCLUDE_TRYBOTS=client.skia:Test-Ubuntu-GCC-GCE-CPU-AVX2-x86_64-Release-SKNX_NO_SIMD-Trybot
>
> Committed: https://skia.googlesource.com/skia/+/b42b785d1cbc98bd34aceae338060831b974f9c5

TBR=mtklein@google.com,reed@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/2136343002
8 files changed