public class NullFoldingRegionProvider implements IFoldingRegionProvider {

	@Override
	public Collection<FoldedPosition> getFoldingRegions(
			IXtextDocument xtextDocument) {
		return Collections.emptyList();
	}

}

public class MyDslUiModule extends AbstractMyDslUiModule {
	public MyDslUiModule(AbstractUIPlugin plugin) {
		super(plugin);
	}
	
	public Class<? extends IFoldingRegionProvider> bindIFoldingRegionProvider() {
		return NullFoldingRegionProvider.class;
	}
}