tree a084385e6311e9ff81ab967cfad3524968703d4e
parent fb19f4953a6c917469e1962702e17e009e57c3dd
author Lorenzo Colitti <lorenzo@google.com> 1582283850 +0900
committer Lorenzo Colitti <lorenzo@google.com> 1582284239 +0900

Support losing the upstream in IpServerTest.

Allow dispatchTetherConnectionChanged to pass in a null
upstream interface and/or null LinkProperties. This will allow
future tests to check what happens when the upstream interface
goes away.

Test: test-only change
Change-Id: I7cfc32d072f23644159d33700d6cd830c426ea19