[FIX] sale_product_configurator: make it works on mobile

With this code, we can do an XML customization on
customers database if they want to have the product
configurator.

Note that this is not the entire feature, just
a "workaround" waiting for a real feature.

OPW-2214095

X-original-commit: ad467a6c1e1e1905ca43912047de4897f3a8fc8c

addons/sale_product_configurator/static/src/js/product_configurator_widget.js

@@ -93,6 +93,7 @@ ProductConfiguratorWidget.include({
         var self = this;
         this._super.apply(this, arguments);
         var parentList = self.getParent();
+        var unselectRow = (parentList.unselectRow || function() {}).bind(parentList); // form view on mobile
         if (self.optionalProducts && self.optionalProducts.length !== 0) {
             self.trigger_up('add_record', {
                 context: self._productsToRecords(self.optionalProducts),
@@ -100,13 +101,13 @@ ProductConfiguratorWidget.include({
                 allowWarning: true,
                 onSuccess: function () {
                     // Leave edit mode of one2many list.
-                    parentList.unselectRow();
+                    unselectRow();
                 }
             });
         } else if (!self._isConfigurableLine() && self._isConfigurableProduct()) {
             // Leave edit mode of current line if line was configured
             // only through the product configurator.
-            parentList.unselectRow();
+            unselectRow();
         }
     },