Attempt to fix a chrome frame tests crash consistently seen on the IE9 builde...

chrome_frame/test/test_server.cc

 // Copyright (c) 2010 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 <windows.h>
 #include <objbase.h>
 #include <urlmon.h>
 
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
@@ skipping 219 matching lines @@
 }
 
 HTTPTestServer::HTTPTestServer(int port, const std::wstring& address,
                                FilePath root_dir)
     : port_(port), address_(address), root_dir_(root_dir) {
   net::EnsureWinsockInit();
   server_ = ListenSocket::Listen(WideToUTF8(address), port, this);
 }
 
 HTTPTestServer::~HTTPTestServer() {
+  LOG(INFO) << __FUNCTION__;
+  server_ = NULL;
 }
 
 std::list<scoped_refptr<ConfigurableConnection>>::iterator
 HTTPTestServer::FindConnection(const ListenSocket* socket) {
   ConnectionList::iterator it;
   for (it = connection_list_.begin(); it != connection_list_.end(); ++it) {
     if ((*it)->socket_ == socket) {
       break;
     }
   }
@@ skipping 117 matching lines @@
     data_.append(content_length_header);
     data_.append("\r\n");
   }
 
   MessageLoop::current()->PostDelayedTask(FROM_HERE,
       NewRunnableMethod(this, &ConfigurableConnection::SendChunk),
                         options.timeout_);
 }
 
 }  // namespace test_server