Merge "Make the IP subnet persistent till reboot" am: f052e40f79 am: 18b5773041 am: 4b52fef91d am: acbdee3924

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1432958

Change-Id: I8b109e26a043478b9058dbb058b65778259c496d
tree: 01fca26a66f86262b2ba8b960c4db4d08dd36c02
  1. Tethering/