relnote: QUIC bugfix (and test) for setting smaller receive window size

net/quic/quic_session.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 QuicSession, which demuxes a single connection to individual streams.
 
 #ifndef NET_QUIC_QUIC_SESSION_H_
 #define NET_QUIC_QUIC_SESSION_H_
 
 #include <map>
@@ skipping 278 matching lines @@
   void OnNewStreamFlowControlWindow(QuicStreamOffset new_window);
 
   // Called in OnConfigNegotiated when we receive a new connection level flow
   // control window in a negotiated config. Closes the connection if invalid.
   void OnNewSessionFlowControlWindow(QuicStreamOffset new_window);
 
   // Called in OnConfigNegotiated when auto-tuning is enabled for flow
   // control receive windows.
   void EnableAutoTuneReceiveWindow();
 
+  // Called in OnConfigNegotiated for finch trials to measure performance of
+  // starting with smaller flow control receive windows and auto-tuning.
+  void AdjustInitialFlowControlWindows(size_t stream_window);
+
   // TODO(rtenneti): Temporary while investigating crbug.com/473893
   void CrashIfInvalid() const;
 
   // Keep track of highest received byte offset of locally closed streams, while
   // waiting for a definitive final highest offset from the peer.
   std::map<QuicStreamId, QuicStreamOffset>
       locally_closed_streams_highest_offset_;
 
   scoped_ptr<QuicConnection> connection_;
 
@@ skipping 44 matching lines @@
   Liveness liveness_ = ALIVE;
   base::debug::StackTrace stack_trace_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(QuicSession);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SESSION_H_