Now that LSCC can be queried directly for chaincode definitions instead
of having to go the roundabout way of invoking chaincode, the assorted
internal users of 'getccdata' can be converted to use the new interface.

Change-Id: Ic435742817643d2dc08d83afe2f66980c649b56a
Signed-off-by: Jason Yellick <jyellick@us.ibm.com>