Merge \"Allow LockPatternUtils usage on non-looper threads\" into nyc-mr1-dev

    private DevicePolicyManager mDevicePolicyManager;

    private ILockSettings mLockSettingsService;

    private UserManager mUserManager;

    private final Handler mHandler = new Handler();

    private final Handler mHandler;

    /**

     * Use {@link TrustManager#isTrustUsuallyManaged(int)}.

    public LockPatternUtils(Context context) {

        mContext = context;

        mContentResolver = context.getContentResolver();

        Looper looper = Looper.myLooper();

        mHandler = looper != null ? new Handler(looper) : null;

    }

    private ILockSettings getLockSettings() {

        if (callback == null) {

            return null;

        } else {

            if (mHandler == null) {

                throw new IllegalStateException("Must construct LockPatternUtils on a looper thread"

                        + " to use progress callbacks.");

            }

            return new ICheckCredentialProgressCallback.Stub() {

                @Override