import java.util.List;
import java.util.Map;
-import org.eclipse.linuxtools.tmf.core.event.ITmfTimestamp;
import org.eclipse.linuxtools.tmf.core.signal.TmfStatsUpdatedSignal;
+import org.eclipse.linuxtools.tmf.core.timestamp.ITmfTimestamp;
/**
* Provider for statistics, which is assigned to a trace. This can be used to