Merge "Merge "Revert "Nat464Xlat: interface notification handler on ConnectivityService"" am: 1d66352b40 am: 4c1b0ae343 am: de68a0a1af" into oc-mr1-dev-plus-aosp
am: 9734dc1fb1

Change-Id: Ibe2d7943e8f759d66ac16b38ef7ba7bf363e062d