QUIC_VERSION_21: headers and crypto streams are now flow controlled at

net/quic/reliable_quic_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.
 //
 // The base class for client/server reliable streams.
 
 #ifndef NET_QUIC_RELIABLE_QUIC_STREAM_H_
 #define NET_QUIC_RELIABLE_QUIC_STREAM_H_
 
 #include <sys/types.h>
@@ skipping 144 matching lines @@
   bool HasBufferedData() const;
 
   bool fin_buffered() const { return fin_buffered_; }
 
   const QuicSession* session() const { return session_; }
   QuicSession* session() { return session_; }
 
   const QuicStreamSequencer* sequencer() const { return &sequencer_; }
   QuicStreamSequencer* sequencer() { return &sequencer_; }
 
+  // TODO(rjshade): Remove this method when removing QUIC_VERSION_20.
   void DisableFlowControl() {
     flow_controller_.Disable();
   }
 
+  void DisableConnectionFlowControlForThisStream() {
+    stream_contributes_to_connection_flow_control_ = false;
+  }
+
  private:
   friend class test::ReliableQuicStreamPeer;
   friend class QuicStreamUtils;
   class ProxyAckNotifierDelegate;
 
   struct PendingData {
     PendingData(string data_in,
                 scoped_refptr<ProxyAckNotifierDelegate> delegate_in);
     ~PendingData();
 
@@ skipping 49 matching lines @@
   FecPolicy fec_policy_;
 
   // True if the session this stream is running under is a server session.
   bool is_server_;
 
   QuicFlowController flow_controller_;
 
   // The connection level flow controller. Not owned.
   QuicFlowController* connection_flow_controller_;
 
+  // Special streams, such as the crypto and headers streams, do not respect
+  // connection level flow control limits (but are stream level flow control
+  // limited).
+  bool stream_contributes_to_connection_flow_control_;
+
   DISALLOW_COPY_AND_ASSIGN(ReliableQuicStream);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_RELIABLE_QUIC_STREAM_H_