net: Cleanup class/struct forward declarations

net/quic/core/quic_server_session_base.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.
 //
 // A server specific QuicSession subclass.
 
 #ifndef NET_QUIC_QUIC_SERVER_SESSION_BASE_H_
 #define NET_QUIC_QUIC_SERVER_SESSION_BASE_H_
 
 #include <stdint.h>
 
 #include <cstdint>
 #include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "net/base/net_export.h"
 #include "net/quic/core/crypto/quic_compressed_certs_cache.h"
 #include "net/quic/core/quic_crypto_server_stream.h"
 #include "net/quic/core/quic_protocol.h"
 #include "net/quic/core/quic_spdy_session.h"
 
 namespace net {
 
-class QuicBlockedWriterInterface;
 class QuicConfig;
 class QuicConnection;
 class QuicCryptoServerConfig;
-class QuicStream;
 
 namespace test {
 class QuicServerSessionBasePeer;
 class QuicSimpleServerSessionPeer;
 }  // namespace test
 
 class NET_EXPORT_PRIVATE QuicServerSessionBase : public QuicSpdySession {
  public:
   // Does not take ownership of |connection|. |crypto_config| must outlive the
   // session. |helper| must outlive any created crypto streams.
@@ skipping 89 matching lines @@
   // should go away once we fix http://b//27897982
   int32_t BandwidthToCachedParameterBytesPerSecond(
       const QuicBandwidth& bandwidth);
 
   DISALLOW_COPY_AND_ASSIGN(QuicServerSessionBase);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SERVER_SESSION_BASE_H_