[FIX] sale_product_configurator: remove duplicated method

Oversight of previous forward-port.

addons/sale_product_configurator/static/src/js/product_configurator_modal.js

@@ -153,25 +153,6 @@ var OptionalProductsModal = Dialog.extend(ServicesMixin, VariantMixin, {
     // Public
     //--------------------------------------------------------------------------
 
-    /**
-     * Computes and updates the total price, useful when a product is added or
-     * when the quantity is changed.
-     * TODO awa: add a container context to avoid global selectors ?
-     */
-    computePriceTotal: function () {
-        if ($('.js_price_total').length) {
-            var price = 0;
-            $('.js_product.in_cart').each(function () {
-                var quantity = parseInt($('input[name="add_qty"]').first().val());
-                price += parseFloat($(this).find('.js_raw_price').html()) * quantity;
-            });
-
-            $('.js_price_total .oe_currency_value').html(
-                this._priceToStr(parseFloat(price))
-            );
-        }
-        VariantMixin.computePriceTotal.apply(this, arguments);
-    },
     /**
      * Returns the list of selected products.
      * The root product is added on top of the list.
@@ -457,7 +438,7 @@ var OptionalProductsModal = Dialog.extend(ServicesMixin, VariantMixin, {
 
         VariantMixin._onChangeCombination.apply(this, arguments);
 
-        this.computePriceTotal();
+        this._computePriceTotal();
     },
     /**
      * When the quantity of the root product is updated, we need to update