additional comment

org.eclipse.titanium/src/org/eclipse/titanium/metrics/implementation/BaseMetric.java

@@ -30,6 +30,7 @@ abstract class BaseMetric<ENTITY, METRIC extends IMetricEnum> implements IMetric
 	}
 
 	@Override
-	public void init(MetricData data) {
+	public void init(MetricData data) {
+		//intentionally left empty
 	}
 }