SpdySession: Combine three frames into a single packet.

net/spdy/chromium/spdy_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.
 
 #ifndef NET_SPDY_CHROMIUM_SPDY_SESSION_H_
 #define NET_SPDY_CHROMIUM_SPDY_SESSION_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 745 matching lines @@
   int DoWriteComplete(int result);
 
   // TODO(akalin): Rename the Send* and Write* functions below to
   // Enqueue*.
 
   // Send initial data. Called when a connection is successfully
   // established in InitializeWithSocket() and
   // |enable_sending_initial_data_| is true.
   void SendInitialData();
 
-  // Helper method to send a SETTINGS frame.
-  void SendSettings(const SettingsMap& settings);
-
   // Handle SETTING.  Either when we send settings, or when we receive a
   // SETTINGS control frame, update our SpdySession accordingly.
   void HandleSetting(uint32_t id, uint32_t value);
 
   // Adjust the send window size of all ActiveStreams and PendingStreamRequests.
   void UpdateStreamsSendWindowSize(int32_t delta_window_size);
 
   // Send the PING (preface-PING) frame.
   void SendPrefacePingIfNoneInFlight();
 
@@ skipping 447 matching lines @@
   // Used for posting asynchronous IO tasks.  We use this even though
   // SpdySession is refcounted because we don't need to keep the SpdySession
   // alive if the last reference is within a RunnableMethod.  Just revoke the
   // method.
   base::WeakPtrFactory<SpdySession> weak_factory_;
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_CHROMIUM_SPDY_SESSION_H_