Don't prompt to save malicious downloads on exit

content/public/test/download_test_observer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/test/download_test_observer.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 154 matching lines @@
                        download->GetId()));
         break;
 
       case ON_DANGEROUS_DOWNLOAD_FAIL:
         ADD_FAILURE() << "Unexpected dangerous download item.";
         break;
 
       case ON_DANGEROUS_DOWNLOAD_IGNORE:
         break;
 
+      case ON_DANGEROUS_DOWNLOAD_QUIT:
+        DownloadInFinalState(download);
+        break;
+
       default:
         NOTREACHED();
     }
   }
 
   if (IsDownloadInFinalState(download))
     DownloadInFinalState(download);
 }
 
 size_t DownloadTestObserver::NumDangerousDownloadsSeen() const {
@@ skipping 257 matching lines @@
     base::MessageLoopForUI::current()->Quit();
 }
 
 const DownloadUrlParameters::OnStartedCallback
     DownloadTestItemCreationObserver::callback() {
   return base::Bind(
       &DownloadTestItemCreationObserver::DownloadItemCreationCallback, this);
 }
 
 }  // namespace content