whichDestination method
MetadataExport_Destination
whichDestination()
Implementation
MetadataExport_Destination whichDestination() =>
_MetadataExport_DestinationByTag[$_whichOneof(0)]!;
MetadataExport_Destination whichDestination() =>
_MetadataExport_DestinationByTag[$_whichOneof(0)]!;