Remove SkScalarClampMax and SkScalarPin

Change-Id: Ic96a0ea2cd1bfd59ee3f236543e1d6dd102544ec
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/269142
Commit-Queue: Mike Klein <mtklein@google.com>
Auto-Submit: Brian Osman <brianosman@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
22 files changed