The gnome class is really a convenience class to include other classes, so move
the introspection arguments into gnomebase.bbclass.
(From OE-Core rev: b43a1b244a5ceab52713759dc53b00b162d9d43f)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>