unregisters the staged model data handler . concode_field_sep ServiceRegistrationMap<StagedModelDataHandler<?>> _serviceRegistrations concode_elem_sep Map<String,StagedModelDataHandler<?>> _stagedModelDataHandlers concode_elem_sep StagedModelDataHandlerRegistryUtil _instance concode_elem_sep ServiceTracker<StagedModelDataHandler<?>,StagedModelDataHandler<?>> _serviceTracker concode_field_sep List<StagedModelDataHandler<?>> getStagedModelDataHandlers concode_elem_sep void _register concode_elem_sep StagedModelDataHandler<?> _getStagedModelDataHandler concode_elem_sep List<StagedModelDataHandler<?>> _getStagedModelDataHandlers concode_elem_sep StagedModelDataHandler<?> addingService concode_elem_sep void _unregister concode_elem_sep void removedService concode_elem_sep StagedModelDataHandler<?> getStagedModelDataHandler concode_elem_sep void modifiedService concode_elem_sep void register
void function ( StagedModelDataHandler < ? > arg0 ) { _instance . _unregister ( arg0 ) ; }