bacon: inherit the common slim/google way

no need to do here extra stuff...do it like all other devices

as well remove the vendor setup entries....we do it central

Change-Id: I451e0c66aa8fad6b6ddc4c170a38d5e5e6dfe097
bacon: disable telephony overlay we do not support for now

Change-Id: I0dd1d51ea3d7b594e0dd5afc99a9d4032a80195a