ENGCOM-2992: add support HTTP DELETE method for async bulk request by adding mergi… #15

 - Merge Pull Request magento-commerce/async-import#15 from comwrap/async-import:support-HTTP_DELETE-for-bulk
 - Merged commits:
   1. 9ec6db2

Author: magento-engcom-team

app/code/Magento/WebapiAsync/Controller/Rest/Asynchronous/InputParamsResolver.php

@@ -95,6 +95,13 @@ public function resolve()
         $this->requestValidator->validate();
         $webapiResolvedParams = [];
         $inputData = $this->request->getRequestData();
+
+        $httpMethod = $this->request->getHttpMethod();
+        if ($httpMethod == \Magento\Framework\Webapi\Rest\Request::HTTP_METHOD_DELETE) {
+            $requestBodyParams = $this->request->getBodyParams();
+            $inputData = array_merge($requestBodyParams, $inputData);
+        }
+
         foreach ($inputData as $key => $singleEntityParams) {
             $webapiResolvedParams[$key] = $this->resolveBulkItemParams($singleEntityParams);
         }