Fix lower-casing error in font config parser

The Android font config parser was missing some SkAutoAsciiToLC
instantiations; this was discovered in https://crrev.com/458543002/
but should land independently.

BUG=chromium:400801
R=bungeman@google.com

Author: tomhudson@chromium.org

Review URL: https://codereview.chromium.org/465973002
1 file changed