code: func (mp *MockPeerCCSupport) AddCC(name string, recv chan *pb.ChaincodeMessage, send chan *pb.ChaincodeMessage) (*MockCCComm, error) {
  	if mp.ccStream[name] != nil {
  		return nil, fmt.Errorf("CC %s already added", name)
  	}
  	mcc := &MockCCComm{name: name, recvStream: recv, sendStream: send}
  	mp.ccStream[name] = mcc
  	return mcc, nil
  }
docs: //AddCC adds a cc to the MockPeerCCSupport