These aren't useful at the moment, so remove them and all references to
them.
(From OE-Core rev: 1179041f1cb7bf11ab17f94d9df05af5016e5b51)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>