WordPress at a glance
filter is not described

validate_current_theme filter-hook . WP 2.7.0

Filters whether to validate the current theme.

Usage

add_filter( 'validate_current_theme', 'filter_function_name_7589' );
function filter_function_name_7589( $validate ){
	// filter...

	return $validate;
}
$validate(true/false)
Whether to validate the current theme.
Default: true

Where the hook is called

validate_current_theme()
wp-includes/theme.php 779
if ( wp_installing() || ! apply_filters( 'validate_current_theme', true ) )

Where the hook is used (in WP core)

Does not used.