ASACORE-775 add NULL test for whoImplements

Change-Id: I7cf5b2c1c9021efee5356fbc9c71761794d7b0dd
Signed-off-by: Haitao Zhang <haitaoz@qce.qualcomm.com>
Signed-off-by: George Nash <georgen@qce.qualcomm.com>
Merge "ASACORE-775 add NULL test for whoImplements" into feature/about_rework