Make privacy policy link clickable in sync settings.

import android.app.AlertDialog;

import android.content.Context;

import android.content.DialogInterface;

import android.content.DialogInterface.OnShowListener;

import android.content.SharedPreferences;

import android.content.res.Resources;

import android.os.AsyncTask;

import android.preference.SwitchPreference;

import android.preference.TwoStatePreference;

import android.text.TextUtils;

import android.text.method.LinkMovementMethod;

import android.widget.ListView;

import android.widget.TextView;

import android.widget.Toast;

import com.android.inputmethod.annotations.UsedForTesting;

    /**

     * Listens to events when user clicks on "Enable sync" feature.

     */

    class EnableSyncClickListener implements Preference.OnPreferenceClickListener {

    class EnableSyncClickListener implements OnShowListener, Preference.OnPreferenceClickListener {

        // TODO(cvnguyen): Write tests.

        @Override

        public boolean onPreferenceClick(final Preference preference) {

            final TwoStatePreference syncPreference = (TwoStatePreference) preference;

                         })

                         .setNegativeButton(R.string.cloud_sync_cancel, null)

                         .create();

                optInDialog.setOnShowListener(this);

                optInDialog.show();

            }

            return true;

        }

        @Override

        public void onShow(DialogInterface dialog) {

            TextView messageView = (TextView) ((AlertDialog) dialog).findViewById(

                    android.R.id.message);

            if (messageView != null) {

                messageView.setMovementMethod(LinkMovementMethod.getInstance());

            }

        }

    }

}