eate a <code><a href="../../reference/android/app/backup/SharedPreferencesBackupHelper.html">SharedPreferencesBackupHelper</a></code>  the same way you did a <code><a href="../../reference/android/app/backup/FileBackupHelper.html">FileBackupHelper</a></code>.  In this case, instead of adding filenames
to the constructor, add the names of the shared preference groups being used by
your application.  Here's an example of how your backup agent helper might look if
high scores are implemented as preferences ins