virtual void RefreshChildrenInternal ( const [TArray](API\Runtime\Core\Containers\TArray)< [UNiagaraStackEntry](API\Plugins\NiagaraEditor\ViewModels\Stack\UNiagaraStackEntry) * > & CurrentChildren, [TArray](API\Runtime\Core\Containers\TArray)< [UNiagaraStackEntry](API\Plugins\NiagaraEditor\ViewModels\Stack\UNiagaraStackEntry) * > & NewChildren, [TArray](API\Runtime\Core\Containers\TArray)< [FStackIssue](API\Plugins\NiagaraEditor\ViewModels\Stack\UNiagaraStackEntry\FStackIssue) > & NewIssues )