[DU03]Remove INetworkStatsService from BatteryStatsImpl

BatteryStatsImpl is using INetworkStatsService APIs, which
cannot be accessed after moving into the mainline module. So, replace
and remove those hidden API usages.

Bug: 210066922
Test: atest BatteryStatsImplTest WifiPowerCalculatorTest
            MobileRadioPowerCalculatorTest
CTS-Coverage-Bug: 213437796

  (cherry-picked from ag/16548638)

Change-Id: I584897ff8ba303c717a9df3756c9f6778c1cfb10
Merged-In: I584897ff8ba303c717a9df3756c9f6778c1cfb10
2 files changed
tree: ec8f5b31ee3259a8719d3f9bc1b5a71f9d648896
  1. core/
  2. framework/
  3. framework-t/
  4. service-t/
  5. services/
  6. tests/