tree 576c21f520ad3eb94ddcf4ef8d8add2faefedca0
parent 9a885b27f34a1a584507a6497dbf1b2a9469dbff
author Mike Klein <mtklein@google.com> 1555426147 -0500
committer Skia Commit-Bot <skia-commit-bot@chromium.org> 1555443350 +0000

roll libpng to 1.6.37

Adds NEON accelerated palette expansion.

Change-Id: I8a1378c58175c2343541a69b2bd7a1f476931a99
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/208580
Commit-Queue: Leon Scroggins <scroggo@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Auto-Submit: Mike Klein <mtklein@google.com>