FuguAudioHAL: remove SPDIF wrapper support

The AudioFlinger is now responsible for wrapping encoded audio in an
SPDIF data burst.

Bug: 17566660
Change-Id: Iae9919d7cca55adf14d6b81119e0d54b3d8da0da
Signed-off-by: Phil Burk <philburk@google.com>
3 files changed