woothemes/woocommerce — pull request #649 by GeertDD (2012-02-15 16:00:30+00:00)
Title: Redirect to cart after cart update to prevent reload warnings in browser

On line 206 a redirect is performed after having deleted a cart item. No redirect is done after updating the cart, though.

http://shiflett.org/articles/how-to-avoid-page-has-expired-warnings

(I could live with a cart_updated hook too. What do you think?)