Add BLE results counter to batterystats

Bug: 37720787
Test: none

Change-Id: Ia5f781cb039256cea7747bb0b731686a7469d103

src/com/android/settings/fuelgauge/FakeUid.java

@@ -17,6 +17,7 @@
 package com.android.settings.fuelgauge;
 
 import android.os.BatteryStats;
+import android.os.BatteryStats.Counter;
 import android.os.BatteryStats.Timer;
 import android.os.BatteryStats.Uid;
 import android.util.ArrayMap;
@@ -290,6 +291,11 @@ public class FakeUid extends Uid {
         return null;
     }
 
+    @Override
+    public Counter getBluetoothScanResultCounter() {
+        return null;
+    }
+
     @Override
     public long getWifiRadioApWakeupCount(int which) {
         return 0;