WordPress at a glance
action is not described

admin_print_footer_scripts-widgets.php action-hook . WP 1.0

This action is documented in wp-admin/admin-footer.php

Usage

add_action( 'admin_print_footer_scripts-widgets.php', 'action_function_name_5365' );
function action_function_name_5365(){
	// action...
}

Where the hook is called

WP_Customize_Widgets::print_footer_scripts()
wp-includes/class-wp-customize-widgets.php 835
do_action( 'admin_print_footer_scripts-widgets.php' );

Where the hook is used (in WP core)

Does not used.