Remove twentyeleven theme options from child theme

remove-twentyeleven-theme-options-from-child-theme

//Remove the custom options provided by the default twentyeleven theme.
add_action( 'after_setup_theme','remove_twentyeleven_options', 100 );
function remove_twentyeleven_options() {

remove_custom_background();
remove_custom_image_header();
remove_action('admin_menu', 'twentyeleven_theme_options_add_page');

}