Merge "tethering: DAD Proxy Daemon" am: 72e81859f8 am: 4508ee1e28

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1258645

Change-Id: I25eb7ff486716156a11cfd4b1f15e789ce154a7c
tree: 67347fcf9d48406c7a4e5c823b7c017ae99ca2b4
  1. Tethering/