woocommerce_update_new_customer_past_order action-hook . WC 1.0

Usage

add_action( 'woocommerce_update_new_customer_past_order', 'action_function_name_651', 10, 2 );
function action_function_name_651( $order_id, $customer ){
	// action...
}

$order_id

-

$customer

-

Where the hook is called

do_action( 'woocommerce_update_new_customer_past_order', $order_id, $customer );

Where in WP core the hook is used WooCommerce