[FUI22.1] Add assert utilities for list am: e454573fad am: b4af141a4d

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/net/+/1614819

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I5851d543f1c26c49474dcca51571b407b737264c
tree: 3dba58b4139ec605eb50daefa933974c52c5b990
  1. staticlibs/