Protect TrustManager.setDeviceLockedForUser with permission

package android.app.trust;

import android.Manifest;

import android.annotation.IntDef;

import android.annotation.RequiresPermission;

import android.os.Handler;

import android.os.IBinder;

import android.os.Looper;

     * Changes the lock status for the given user. This is only applicable to Managed Profiles,

     * other users should be handled by Keyguard.

     *

     * Requires the {@link android.Manifest.permission#ACCESS_KEYGUARD_SECURE_STORAGE} permission.

     *

     * @param userId The id for the user to be locked/unlocked.

     * @param locked The value for that user's locked state.

     */

    @RequiresPermission(Manifest.permission.ACCESS_KEYGUARD_SECURE_STORAGE)

    public void setDeviceLockedForUser(int userId, boolean locked) {

        try {

            mService.setDeviceLockedForUser(userId, locked);

        @Override

        public void setDeviceLockedForUser(int userId, boolean value) {

            enforceReportPermission();

            mHandler.obtainMessage(MSG_SET_DEVICE_LOCKED, value ? 1 : 0, userId)

                    .sendToTarget();

        }