Merge "Rename IDhcpLeaseCallbacks to IDhcpEventCallbacks for more generic." into rvc-dev am: 210adac5fa

Change-Id: I197cbda4504cbc6ca3148dec6c31f58b995ed752
tree: af6a186b834b3b786519dda167e8d1a525e81ae1
  1. Tethering/