am 9566386a: Merge "libpng 1.6.10 enable NEON Optimizations"

* commit '9566386ae8c57012fa4101b49826894706c7cffb':
  libpng 1.6.10 enable NEON Optimizations
diff --git a/Android.mk b/Android.mk
index 2551612..f545581 100644
--- a/Android.mk
+++ b/Android.mk
@@ -20,10 +20,7 @@
 	pngwtran.c \
 	pngwutil.c \
 
-# Previously these arm-specific flags were never applied.
-# TODO: apply the flags and fix the build.
-# my_cflags_arm := -DPNG_ARM_NEON_OPT=2 -DPNG_ARM_NEON_CHECK_SUPPORTED
-my_cflags_arm :=
+my_cflags_arm := -DPNG_ARM_NEON_OPT=2 -DPNG_ARM_NEON_CHECK_SUPPORTED
 
 # BUG: http://llvm.org/PR19472 - SLP vectorization (on ARM at least) crashes
 # when we can't lower a vectorized bswap.