function plt_hide_pronamic_google_maps_menus() {
//Hide the "Google Maps" menu.
remove_menu_page('pronamic_google_maps');
//Hide the "Google Maps → Settings" menu.
remove_submenu_page('pronamic_google_maps', 'pronamic_google_maps');
//Hide the "Google Maps → Geocoder" menu.
remove_submenu_page('pronamic_google_maps', 'pronamic_google_maps_geocoder');
}
add_action('admin_menu', 'plt_hide_pronamic_google_maps_menus', 11);