Deciding best connection to schedule requests on based on cwnd and idle time

net/spdy/spdy_http_stream.h

 // Copyright (c) 2011 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_SPDY_HTTP_STREAM_H_
 #define NET_SPDY_SPDY_HTTP_STREAM_H_
 #pragma once
 
 #include <list>
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/task.h"
 #include "net/base/completion_callback.h"
 #include "net/base/net_log.h"
 #include "net/http/http_request_info.h"
 #include "net/http/http_stream.h"
 #include "net/spdy/spdy_protocol.h"
 #include "net/spdy/spdy_session.h"
 #include "net/spdy/spdy_stream.h"
 
@@ skipping 39 matching lines @@
   virtual bool CanFindEndOfResponse() const OVERRIDE;
   virtual bool IsMoreDataBuffered() const OVERRIDE;
   virtual bool IsConnectionReused() const OVERRIDE;
   virtual void SetConnectionReused() OVERRIDE;
   virtual bool IsConnectionReusable() const OVERRIDE;
   virtual void GetSSLInfo(SSLInfo* ssl_info) OVERRIDE;
   virtual void GetSSLCertRequestInfo(
       SSLCertRequestInfo* cert_request_info) OVERRIDE;
   virtual bool IsSpdyHttpStream() const OVERRIDE;
 
+  virtual double GetRTTMs() const OVERRIDE {
+    LOG(ERROR) << "Should not be called";

[willchan no longer on Chromium, 2011/06/06 10:57:36]

Use NOTREACHED() instead.

[Gagan, 2011/06/06 20:27:10]

Replaced with LogRttVsBytesMetrics as you suggested and not doing anything in
it.

+    return 0;
+  }
+  virtual int GetBytesReceived() const OVERRIDE {
+    LOG(ERROR) << "Should not be called";
+    return -1;
+  }
+
   // SpdyStream::Delegate methods:
   virtual bool OnSendHeadersComplete(int status) OVERRIDE;
   virtual int OnSendBody() OVERRIDE;
   virtual int OnSendBodyComplete(int status, bool* eof) OVERRIDE;
   virtual int OnResponseReceived(const spdy::SpdyHeaderBlock& response,
                                  base::Time response_time,
                                  int status) OVERRIDE;
   virtual void OnDataReceived(const char* buffer, int bytes) OVERRIDE;
   virtual void OnDataSent(int length) OVERRIDE;
   virtual void OnClose(int status) OVERRIDE;
@@ skipping 50 matching lines @@
   bool direct_;
 
   bool send_last_chunk_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdyHttpStream);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_HTTP_STREAM_H_