code: func (a *API) DeleteMaintenanceWindow(cfg *Maintenance) (bool, error) {
  	if cfg == nil {
  		return false, fmt.Errorf("Invalid maintenance window config [nil]")
  	}
  	return a.DeleteMaintenanceWindowByCID(CIDType(&cfg.CID))
  }
docs: // DeleteMaintenanceWindow deletes passed maintenance [window].