MAGETWO-77966: [2.2.x] - Unable to place order on environment with split database within PayPal Express Checkout

- fix after CR

Author: irenelagno

app/code/Magento/Quote/Model/Quote.php

@@ -400,8 +400,8 @@ class Quote extends AbstractExtensibleModel implements \Magento\Quote\Api\Data\C
      * @param ShippingAssignmentFactory $shippingAssignmentFactory
      * @param \Magento\Framework\Model\ResourceModel\AbstractResource|null $resource
      * @param \Magento\Framework\Data\Collection\AbstractDb|null $resourceCollection
-     * @param OrderIncrementIdChecker|null $orderIncrementIdChecker
      * @param array $data
+     * @param OrderIncrementIdChecker|null $orderIncrementIdChecker
      * @SuppressWarnings(PHPMD.ExcessiveParameterList)
      */
     public function __construct(
@@ -444,8 +444,8 @@ public function __construct(
         \Magento\Quote\Model\ShippingAssignmentFactory $shippingAssignmentFactory,
         \Magento\Framework\Model\ResourceModel\AbstractResource $resource = null,
         \Magento\Framework\Data\Collection\AbstractDb $resourceCollection = null,
-        OrderIncrementIdChecker $orderIncrementIdChecker = null,
-        array $data = []
+        array $data = [],
+        OrderIncrementIdChecker $orderIncrementIdChecker = null
     ) {
         $this->quoteValidator = $quoteValidator;
         $this->_catalogProduct = $catalogProduct;

app/code/Magento/Sales/Model/OrderIncrementIdChecker.php

@@ -7,8 +7,7 @@
 namespace Magento\Sales\Model;
 
 /**
- * Class OrderIncrementIdChecker
- * Check if order increment ID is already used.
+ * This class uses for checking if reserved order id was already used for some order
  */
 class OrderIncrementIdChecker
 {
@@ -28,6 +27,7 @@ public function __construct(ResourceModel\Order $resourceModel)
 
     /**
      * Check if order increment ID is already used.
+     *
      * Method can be used to avoid collisions of order IDs.
      *
      * @param int $orderIncrementId