Modify LocationAccessPolicy to use LocationManager

import android.annotation.UserIdInt;

import android.app.ActivityManager;

import android.app.AppOpsManager;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.pm.PackageManager;

import android.content.pm.UserInfo;

import android.location.LocationManager;

import android.os.Binder;

import android.os.Build;

import android.os.Process;

import android.os.Trace;

import android.os.UserHandle;

import android.os.UserManager;

import android.provider.Settings;

import android.util.SparseBooleanArray;

import android.util.Log;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

/**

 * Helper for performing location access checks.

 * @hide

 */

public final class LocationAccessPolicy {

    private static final String LOG_TAG = LocationAccessPolicy.class.getSimpleName();

    /**

     * API to determine if the caller has permissions to get cell location.

     *

    }

    private static boolean isLocationModeEnabled(@NonNull Context context, @UserIdInt int userId) {

        int locationMode = Settings.Secure.getIntForUser(context.getContentResolver(),

                Settings.Secure.LOCATION_MODE, Settings.Secure.LOCATION_MODE_OFF, userId);

        return locationMode != Settings.Secure.LOCATION_MODE_OFF

                && locationMode != Settings.Secure.LOCATION_MODE_SENSORS_ONLY;

        LocationManager locationManager = context.getSystemService(LocationManager.class);

        if (locationManager == null) {

            Log.w(LOG_TAG, "Couldn't get location manager, denying location access");

            return false;

        }

        return locationManager.isLocationEnabledForUser(UserHandle.of(userId));

    }

    private static boolean checkInteractAcrossUsersFull(@NonNull Context context) {