audio.h: Add AUDIO_FLAG_LOW_LATENCY

Needed by ag/841470

Allows Java to write directly to the FastMixer to
reduce latency.

Bug: 21019153
Change-Id: I2b8c4e0c29b714cf5cfb2b90648f99c96a1463cb
Signed-off-by: Phil Burk <philburk@google.com>
1 file changed