Merge "Add wtf log for the case that should not happen" am: 9785a681d7

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2194339

Change-Id: I012cbfdb5827c622b29c5fabdb95add87d8edbf4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>