Merge "Let only Ethernet manage ethernet interface up and down" am: ac8445ca3b am: eb4a072814

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1317394

Change-Id: Ifc233eff24c893ca542e75b683be0628eafba37f
tree: 17a1472abfcb915fbb6db29362819f628d15b338
  1. Tethering/