tree b1f0dc438e716e5d2b71ae47c446f8ca09462f21
parent 6b4958738404501d2a5e2937e3634eb5a242e2e2
author lucaslin <lucaslin@google.com> 1616411751 +0800
committer Lucas Lin <lucaslin@google.com> 1616667667 +0000

Add annotation for Vpn#getNetwork()

- Add @VisibleForTesting & @Nullable for Vpn#getNetwork().
- Remove null check in caller side(test) of Vpn#getNetwork()
because if the code is working properly, it can never be null.

Bug: 182963397
Test: atest FrameworksNetTests
Change-Id: Ic52864003fbebd9f4e95d43fefc2e168437b0122
Merged-In: Ic52864003fbebd9f4e95d43fefc2e168437b0122
  (cherry-picked from ag/13946573)