Increase test coverage for VPN info sent to NetworkStatsService.

Bug: 172870110
Test: test-only change
Change-Id: I3711b362f31cb92b759e9f5c9d244fb88d9bd5e7
Merged-In: I3711b362f31cb92b759e9f5c9d244fb88d9bd5e7
1 file changed
tree: c285528909ed48b2a060e9b888e891cd60644db4
  1. core/
  2. services/
  3. tests/