When talking >=QUIC_VERSION_22, regularly send updated bandwidth

net/quic/quic_session.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/quic/quic_session.h"
 
 #include "base/stl_util.h"
 #include "net/quic/crypto/proof_verifier.h"
 #include "net/quic/quic_connection.h"
 #include "net/quic/quic_flags.h"
@@ skipping 46 matching lines @@
       OVERRIDE {
     session_->OnBlockedFrames(frames);
     session_->PostProcessAfterData();
   }
 
   virtual void OnCanWrite() OVERRIDE {
     session_->OnCanWrite();
     session_->PostProcessAfterData();
   }
 
+  virtual void OnCongestionWindowChange(QuicTime now) OVERRIDE {
+    session_->OnCongestionWindowChange(now);
+  }
+
   virtual void OnSuccessfulVersionNegotiation(
       const QuicVersion& version) OVERRIDE {
     session_->OnSuccessfulVersionNegotiation(version);
   }
 
   virtual void OnConnectionClosed(
       QuicErrorCode error, bool from_peer) OVERRIDE {
     session_->OnConnectionClosed(error, from_peer);
     // The session will go away, so don't bother with cleanup.
   }
@@ skipping 684 matching lines @@
   }
   for (DataStreamMap::iterator it = stream_map_.begin();
        it != stream_map_.end(); ++it) {
     if (version <= QUIC_VERSION_16) {
       it->second->flow_controller()->Disable();
     }
   }
 }
 
 }  // namespace net