Make settings dialog cancel-able by touching outside

import com.android.inputmethod.voice.VoiceIMEConnector;

import android.app.AlertDialog;

import android.app.Dialog;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.DialogInterface;

import android.content.SharedPreferences;

import android.content.res.Configuration;

import android.content.res.Resources;

import android.graphics.Region;

import android.inputmethodservice.InputMethodService;

import android.media.AudioManager;

import android.os.Debug;

                itemInputMethod, itemSettings}, listener);

        builder.setTitle(mResources.getString(R.string.english_ime_input_options));

        mOptionsDialog = builder.create();

        mOptionsDialog.setCanceledOnTouchOutside(true);

        Window window = mOptionsDialog.getWindow();

        WindowManager.LayoutParams lp = window.getAttributes();

        lp.token = mKeyboardSwitcher.getInputView().getWindowToken();