Roll Pixel to O 8.1

Bug: skia:
NOTRY=true
Change-Id: I9b79044df1a265a086e77fbadcaab69bf86babe1
Reviewed-on: https://skia-review.googlesource.com/108521
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
2 files changed