Fix 15 coverity complaints....

net/url_request/url_request_unittest.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_UNITTEST_H_
 #define NET_URL_REQUEST_URL_REQUEST_UNITTEST_H_
 
 #include <stdlib.h>
 
 #include <sstream>
@@ skipping 459 matching lines @@
         net::TestServerLauncher::kOKHTTPSPort,
         docroot, certpath, std::wstring())) {
       return NULL;
     }
     return test_server;
   }
 
   // Create a server with an expired certificate
   static scoped_refptr<HTTPSTestServer> CreateExpiredServer(
       const std::wstring& document_root) {
-    HTTPSTestServer* test_server = new HTTPSTestServer();
+    scoped_refptr<HTTPSTestServer> test_server = new HTTPSTestServer();
     FilePath docroot = FilePath::FromWStringHack(document_root);
     FilePath certpath = test_server->launcher_.GetExpiredCertPath();
     if (!test_server->Start(net::TestServerLauncher::ProtoHTTP,
         net::TestServerLauncher::kHostName,
         net::TestServerLauncher::kBadHTTPSPort,
         docroot, certpath, std::wstring())) {
       return NULL;
     }
     return test_server;
   }
@@ skipping 58 matching lines @@
 
     MessageLoop::current()->Run();
     if (request.is_pending())
       return false;
 
     return true;
   }
 };
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_UNITTEST_H_