Always use unsigned char

char is unsigned by default on ARM, so make it so on other architectures as well

Bug: 37208566
Test: ran poc with and without change, ran CTS on x86 and ARM
Change-Id: I264db1dad884de7fd8f932cd9571199a1c517f6a
(cherry picked from commit 5c9670f28eb7fe59f053f1ad81dff8a716b8aa9d)
1 file changed
tree: 41d4299c8cb10bb88f54beeba1cf9839b07bd4e6
  1. Android.mk
  2. CleanSpec.mk
  3. MODULE_LICENSE_BSD_LIKE
  4. NOTICE
  5. README
  6. Tremolo/