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filter is not described

wp_nav_menu_container_allowedtags filter-hook . WP 3.0.0

Filters the list of HTML tags that are valid for use as menu containers.

Usage

add_filter( 'wp_nav_menu_container_allowedtags', 'filter_function_name_2752' );
function filter_function_name_2752( $tags ){
	// filter...

	return $tags;
}
$tags(array)
The acceptable HTML tags for use as menu containers.
Default: array containing 'div' and 'nav'

Where the hook is called

wp_nav_menu()
wp-includes/nav-menu-template.php 152
$allowed_tags = apply_filters( 'wp_nav_menu_container_allowedtags', array( 'div', 'nav' ) );

Where the hook is used (in WP core)

Does not used.