Merge branch 'MAGETWO-94245' of github.com:magento-mpi/magento2ce into MAGETWO-94245

Author: Mariana

app/code/Magento/Sales/Model/Service/CreditmemoService.php

@@ -178,6 +178,8 @@ public function refund(
     }
 
     /**
+     * Validates if credit memo is available for refund.
+     *
      * @param \Magento\Sales\Api\Data\CreditmemoInterface $creditmemo
      * @return bool
      * @throws \Magento\Framework\Exception\LocalizedException
@@ -208,8 +210,9 @@ protected function validateForRefund(\Magento\Sales\Api\Data\CreditmemoInterface
     }
 
     /**
-     * @return \Magento\Sales\Model\Order\RefundAdapterInterface
+     * Gets the instance of RefundAdapterInterface
      *
+     * @return \Magento\Sales\Model\Order\RefundAdapterInterface
      * @deprecated 100.1.3
      */
     private function getRefundAdapter()
@@ -222,8 +225,9 @@ private function getRefundAdapter()
     }
 
     /**
-     * @return \Magento\Framework\App\ResourceConnection|mixed
+     * Gets instance of ResourceConnection.
      *
+     * @return \Magento\Framework\App\ResourceConnection|mixed
      * @deprecated 100.1.3
      */
     private function getResource()
@@ -236,8 +240,9 @@ private function getResource()
     }
 
     /**
-     * @return \Magento\Sales\Api\OrderRepositoryInterface
+     * Gets instance of OrderRepositoryInterface.
      *
+     * @return \Magento\Sales\Api\OrderRepositoryInterface
      * @deprecated 100.1.3
      */
     private function getOrderRepository()
@@ -250,8 +255,9 @@ private function getOrderRepository()
     }
 
     /**
-     * @return \Magento\Sales\Api\InvoiceRepositoryInterface
+     * Gets instance of InvoiceRepositoryInterface
      *
+     * @return \Magento\Sales\Api\InvoiceRepositoryInterface
      * @deprecated 100.1.3
      */
     private function getInvoiceRepository()