When talking >=QUIC_VERSION_22, regularly send updated bandwidth

net/quic/quic_crypto_server_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.
 
 #ifndef NET_QUIC_QUIC_CRYPTO_SERVER_STREAM_H_
 #define NET_QUIC_QUIC_CRYPTO_SERVER_STREAM_H_
 
 #include <string>
 
 #include "net/quic/crypto/crypto_handshake.h"
 #include "net/quic/crypto/quic_crypto_server_config.h"
 #include "net/quic/quic_config.h"
 #include "net/quic/quic_crypto_stream.h"
 
 namespace net {
 
+class CachedNetworkParameters;
 class CryptoHandshakeMessage;
 class QuicCryptoServerConfig;
 class QuicCryptoServerStream;
 class QuicSession;
 
 namespace test {
 class CryptoTestUtils;
 }  // namespace test
 
 // Receives a notification when the server hello (SHLO) has been ACKed by the
@@ skipping 39 matching lines @@
   // presented a ChannelID. Otherwise it returns false.
   bool GetBase64SHA256ClientChannelID(std::string* output) const;
 
   uint8 num_handshake_messages() const { return num_handshake_messages_; }
 
   int num_server_config_update_messages_sent() const {
     return num_server_config_update_messages_sent_;
   }
 
   // Sends the latest server config and source-address token to the client.
-  void SendServerConfigUpdate();
+  virtual void SendServerConfigUpdate(
+      const CachedNetworkParameters* cached_network_params);
 
   // Called by the ServerHello AckNotifier once the SHLO has been ACKed by the
   // client.
   void OnServerHelloAcked();
 
  protected:
   virtual QuicErrorCode ProcessClientHello(
       const CryptoHandshakeMessage& message,
       const ValidateClientHelloResultCallback::Result& result,
       CryptoHandshakeMessage* reply,
@@ skipping 43 matching lines @@
 
   // Number of server config update (SCUP) messages sent by this stream.
   int num_server_config_update_messages_sent_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicCryptoServerStream);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CRYPTO_SERVER_STREAM_H_