Update includes of message_loop_proxy.

net/proxy/network_delegate_error_observer_unittest.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 "net/proxy/network_delegate_error_observer.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
-#include "base/message_loop_proxy.h"
+#include "base/message_loop/message_loop_proxy.h"
 #include "base/threading/thread.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_delegate.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 namespace {
 
 class TestNetworkDelegate : public net::NetworkDelegate {
@@ skipping 100 matching lines @@
   thread.message_loop()->PostTask(
       FROM_HERE,
       base::Bind(&NetworkDelegateErrorObserver::OnPACScriptError,
                  base::Unretained(&observer), 42, base::string16()));
   thread.Stop();
   base::MessageLoop::current()->RunUntilIdle();
   // Shouldn't have crashed until here...
 }
 
 }  // namespace net