Remove PowerUsageFeatureProvider.isAnomalyDetectionEnabled

Instead, this decision is being handled via AnomalyDetectionPolicy.

Change-Id: I5b1831c78e31e3be984dda07bcea9f0b0a25d52f
Fixes: 62871629
Test: robotests

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

@@ -88,11 +88,6 @@ public class PowerUsageFeatureProviderImpl implements PowerUsageFeatureProvider
         return true;
     }
 
-    @Override
-    public boolean isAnomalyDetectionEnabled() {
-        return false;
-    }
-
     @Override
     public long getEnhancedBatteryPrediction(Context context) {
         return -1;
@@ -113,11 +108,6 @@ public class PowerUsageFeatureProviderImpl implements PowerUsageFeatureProvider
         return 0;
     }
 
-    @Override
-    public boolean isAnomalyDetectorEnabled(@Anomaly.AnomalyType int type) {
-        return false;
-    }
-
     @Override
     public String getEnhancedEstimateDebugString(String timeRemaining) {
         return null;