Update LockPatternUtils for consistency

import com.android.internal.annotations.VisibleForTesting;

import com.android.server.LocalServices;

import com.google.android.collect.Lists;

import libcore.util.HexEncoding;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.nio.charset.StandardCharsets;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

import java.security.SecureRandom;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Collection;

import java.util.List;

import java.util.StringJoiner;

/**

 * Utilities for the lock pattern and its settings.

 */

    /**

     * @see StrongAuthTracker#isFingerprintAllowedForUser

     */

    public boolean isFingerprintAllowedForUser(int userId) {

    public boolean isBiometricAllowedForUser(int userId) {

        return (getStrongAuthForUser(userId) & ~StrongAuthTracker.ALLOWING_BIOMETRIC) == 0;

    }