code: func XXXSetMSPManager(chainID string, manager msp.MSPManager) {
  	m.Lock()
  	defer m.Unlock()
  
  	mspMap[chainID] = &mspMgmtMgr{manager, true}
  }
docs: // XXXSetMSPManager is a stopgap solution to transition from the custom MSP config block
  // parsing to the channelconfig.Resources interface, while preserving the problematic singleton
  // nature of the MSP manager