code: public static com.liferay.commerce.wish.list.model.CommerceWishListItem updateCommerceWishListItem(
  		com.liferay.commerce.wish.list.model.CommerceWishListItem commerceWishListItem) {
  		return getService().updateCommerceWishListItem(commerceWishListItem);
  	}
docs: Updates the commerce wish list item in the database or adds it if it does not yet exist. Also notifies the appropriate model listeners.
  
  @param commerceWishListItem the commerce wish list item
  @return the commerce wish list item that was updated