Merge "Remove double check interface by NetworkInterface" am: f5096cc1e3 am: 2162a75d50 am: 155e2a5212 am: 11409a5b2f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1440032

Change-Id: Ia64bbdfd6d7dfbd0801844db6d95ce88d4a008d5
tree: 1a8858a8d9d4e3861ba22b57d41684fc609d32d2
  1. Tethering/