gbsim: Remove class descriptors support
gbsim: Remove class descriptors support

This informations is supplied as part of bundle descriptor now, and this
can be removed.

Signed-off-by: Viresh Kumar <5ff32272b3d9f86512eddc8e0af523fc6f7924e5@linaro.org>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@google.com>

gregkh/gbsim,projectara/gbsim,gregkh/gbsim,bcousson/gbsim,bcousson/gbsim,projectara/gbsim,bcousson/gbsim