* changes: Add one more test for VPN usage stats. Addressing comments for http://ag/7700679. NetworkStatsService: Fix getDetailedUidStats to take VPNs into account. Take all VPN underlying networks into account when migrating traffic for VPN uid.
* changes: Add one more test for VPN usage stats. Addressing comments for http://ag/7700679. NetworkStatsService: Fix getDetailedUidStats to take VPNs into account. Take all VPN underlying networks into account when migrating traffic for VPN uid.