Revert of Use associated interface on DownloadedTempFile

content/renderer/service_worker/service_worker_context_client.cc

Index: content/renderer/service_worker/service_worker_context_client.cc
diff --git a/content/renderer/service_worker/service_worker_context_client.cc b/content/renderer/service_worker/service_worker_context_client.cc
index 2e79d0dc687d3d40b5d2253f940107f7acb61dfe..8a6c3c3eb57f6591b4a468e51c6c5b83e20ba8db 100644
--- a/content/renderer/service_worker/service_worker_context_client.cc
+++ b/content/renderer/service_worker/service_worker_context_client.cc
@@ -271,9 +271,9 @@ class ServiceWorkerContextClient::NavigationPreloadRequest final
 
   void OnReceiveResponse(
       const ResourceResponseHead& response_head,
-      mojom::DownloadedTempFileAssociatedPtrInfo downloaded_file) override {
+      mojom::DownloadedTempFilePtr downloaded_file) override {
     DCHECK(!response_);
-    DCHECK(!downloaded_file.is_valid());
+    DCHECK(!downloaded_file);
     response_ = base::MakeUnique<blink::WebURLResponse>();
     // TODO(horo): Set report_security_info to true when DevTools is attached.
     const bool report_security_info = false;