.settings.php

См. документацию.

<?php
return array(
    'controllers' => array(
        'value' => array(
            'defaultNamespace' => '\\Bitrix\\Sale\\Controller',
            'namespaces' => array(
                '\\Bitrix\\Sale\\Exchange\\Integration\\Controller' => 'integration',
            ),
            'restIntegration' => [
                'enabled' => true,
            ],
        ),
        'readonly' => true,
    ),
    'services' => [
        'value' => [
            'sale.basketReservationHistory' => [
                'className' => \Bitrix\Sale\Reservation\BasketReservationHistoryService::class,
            ],
            'sale.basketReservation' => [
                'className' => \Bitrix\Sale\Reservation\BasketReservationService::class,
                // TODO: 'autowire' => true,
                'constructorParams' => static function()
                {
                    return [
                        new \Bitrix\Sale\Reservation\BasketReservationHistoryService(),
                    ];
                },
            ],
            'sale.reservation.settings' => [
                'className' => \Bitrix\Sale\Reservation\Configuration\ReservationSettingsService::class,
            ],
            'sale.paysystem.manager' => [
                'className' => \Bitrix\Sale\PaySystem\Manager::class
            ],
            'sale.entityLabel' => [
                'className' => \Bitrix\Sale\Label\EntityLabelService::class,
            ]
        ],
    ],
);