Do not tie managed profile synchronously in onUnlockUser()

import android.database.sqlite.SQLiteDatabase;

import android.os.Binder;

import android.os.Bundle;

import android.os.Handler;

import android.os.IBinder;

import android.os.IProgressListener;

import android.os.Parcel;

    private final Object mSeparateChallengeLock = new Object();

    private final Context mContext;

    private final Handler mHandler;

    private final LockSettingsStorage mStorage;

    private final LockSettingsStrongAuth mStrongAuth;

    public LockSettingsService(Context context) {

        mContext = context;

        mHandler = new Handler();

        mStrongAuth = new LockSettingsStrongAuth(context);

        // Open the database

        hideEncryptionNotification(new UserHandle(userId));

    }

    public void onUnlockUser(int userId) {

    public void onUnlockUser(final int userId) {

        // Hide notification first, as tie managed profile lock takes time

        hideEncryptionNotification(new UserHandle(userId));

        if (mUserManager.getUserInfo(userId).isManagedProfile()) {

            // As tieManagedProfileLockIfNecessary() may try to unlock user, we should not do it

            // in onUnlockUser() synchronously, otherwise it may cause a deadlock

            mHandler.post(new Runnable() {

                @Override

                public void run() {

                    tieManagedProfileLockIfNecessary(userId, null);

                }

            });

        }

        // Now we have unlocked the parent user we should show notifications

        // about any profiles that exist.