ACP2E-1200: adjusted integration tests and implementation

Author: aplapana

dev/tests/integration/testsuite/Magento/Sales/Model/AdminOrder/CreateTest.php

@@ -644,14 +644,6 @@ public function testCreateOrderExistingCustomer()
 
         $this->model->getQuote()->setCustomer($customerMock);
         $order = $this->model->createOrder();
-        //to be deleted
-/*        if ($this->model->getSendConfirmation() && !$order->getEmailSent()) {
-            $this->emailSenderMock->expects($this->once())
-                ->method('send')
-                ->willReturn(true);
-        } else {
-            $this->emailSenderMock->expects($this->never())->method('send');
-        }*/
         $this->verifyCreatedOrder($order, $shippingMethod);
     }