Revert "Updated Audio policy to match LG Lollipop audio policy"

This reverts commit 45f6aa269efa5179790c8916ce9adafeb46b7f33.

Change-Id: If7054d1a266ee39ac45152b8ce9bf767b1e56ccf
Revert "Updated Audio policy to match LG Lollipop audio policy"

This reverts commit 45f6aa269efa5179790c8916ce9adafeb46b7f33.