How To Remove Default personal_options in User Profiles

gistfile1.txt

// Remove Default personal_options
add_filter('user_contactmethods','hide_profile_fields',10,1);

function hide_profile_fields( $contactmethods ) {
unset($contactmethods['aim']);
unset($contactmethods['jabber']);
unset($contactmethods['yim']);
return $contactmethods;
}