Merge "Allow tethering pick prefix from all of private address range" am: 8c9a2645d8 am: 4388f63021

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1436852

Change-Id: Ie44f3b2ebfa51d2c915bd794b6ea0fade0098ecf
tree: eeb2073bd6994f01c6109a21a389064a3b8b0dc1
  1. Tethering/