Merge "Remove unused DHCP timeout event tag." into nyc-dev am: 6e1d1db
am: 48b8d14

* commit '48b8d1471295553c38c95f6a37a2079539b6ecdf':
  Remove unused DHCP timeout event tag.

Change-Id: Ic6ce4fcda6491173a63f10285d869cc8704419ab