Update libpng

This commit is contained in:
David Capello 2016-04-19 14:10:53 -03:00
parent 756f7173e1
commit ba234aea87

2
third_party/libpng vendored

@ -1 +1 @@
Subproject commit 4d3e2f1c2a3b7944cc917e4b842174495c9c30c5
Subproject commit 74a4abe8d5b73fe10767121e7360aeebba80b9ed