code: func (p *chaincodeInfoProviderImpl) RetrieveChaincodeArtifacts(chaincodeDefinition *cceventmgmt.ChaincodeDefinition) (installed bool, dbArtifactsTar []byte, err error) {
  	return ccprovider.ExtractStatedbArtifactsForChaincode(chaincodeDefinition.Name, chaincodeDefinition.Version, p.pr)
  }
docs: // RetrieveChaincodeArtifacts implements function in the interface cceventmgmt.ChaincodeInfoProvider