( function( api ) {
// Extends our custom "shoppingcart" section.
api.sectionConstructor['shoppingcart'] = api.Section.extend( {
// No shoppingcarts for this type of section.
attachShoppingCarts: function () {},
// Always make the section active.
isContextuallyActive: function () {
return true;
}
} );
} )( wp.customize );