In case of pbb tunnel nexthop for mac update active tunnel type from pbb child next hop for the remotely learnt mac .
In case of pbb tunnel nexthop for mac update active tunnel type
from pbb child next hop for the remotely learnt mac .

Change-Id: Ib2225a5b6028da5400724708592729c287fa4df9
Closes-Bug:#1668506

nischalsheth/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,rombie/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,rombie/contrail-controller,rombie/contrail-controller