Fix net_export.h includes.

net/quic/chromium/quic_chromium_client_stream.h

 // 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.
 //
 // NOTE: This code is not shared between Google and Chrome.
 
 #ifndef NET_QUIC_QUIC_CHROMIUM_CLIENT_STREAM_H_
 #define NET_QUIC_QUIC_CHROMIUM_CLIENT_STREAM_H_
 
 #include <stddef.h>
 
 #include <deque>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "net/base/ip_endpoint.h"
+#include "net/base/net_export.h"
 #include "net/base/upload_data_stream.h"
 #include "net/http/http_request_info.h"
 #include "net/http/http_response_info.h"
 #include "net/http/http_stream.h"
 #include "net/log/net_log_with_source.h"
 #include "net/quic/core/quic_spdy_stream.h"
 
 namespace net {
 
 class QuicClientSessionBase;
@@ skipping 124 matching lines @@
   std::deque<base::Closure> delegate_tasks_;
 
   base::WeakPtrFactory<QuicChromiumClientStream> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicChromiumClientStream);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CHROMIUM_CLIENT_STREAM_H_