remove outdated TODO

Change-Id: Ib52a019bd44411cf953a4cf2a391d37296072035
diff --git a/core/api/src/main/java/org/onlab/onos/net/device/DeviceClockService.java b/core/api/src/main/java/org/onlab/onos/net/device/DeviceClockService.java
index ccdfeb0..59546c3 100644
--- a/core/api/src/main/java/org/onlab/onos/net/device/DeviceClockService.java
+++ b/core/api/src/main/java/org/onlab/onos/net/device/DeviceClockService.java
@@ -3,7 +3,6 @@
 import org.onlab.onos.net.DeviceId;
 import org.onlab.onos.store.Timestamp;
 
-// TODO: Consider renaming to DeviceClockService?
 /**
  * Interface for a logical clock service that vends per device timestamps.
  */