tree 1f57e0f36cf7ca3e844eab275b6f5fe38c1120b0
parent 8cc437828afb25a5e220416a0a1e931fd15ff7d2
author Yuta HIGUCHI <y-higuchi@onlab.us> 1414717762 -0700
committer Yuta HIGUCHI <y-higuchi@onlab.us> 1414822898 -0700

Add API in DeviceClock*Service to check if Timestamp can be issued.

- check local DeviceClockProviderService before trying to
  store Port update information.

Change-Id: I22c94cb712d7001a227497b723780b6db3fbdf04