Retrieve the ChildCount prop instead of the FriendlyName.
Retrieve the ChildCount prop instead of the FriendlyName.

ChildCount is always available on server root container.

Signed-off-by: Christophe Guiraud <30357c354beb4bc5af68caf67885eac30efd53cc@intel.com>

01org/cloud-dleyna,01org/cloud-dleyna,01org/cloud-dleyna