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

net/http/http_basic_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.
 //
 // HttpBasicStream is a simple implementation of HttpStream.  It assumes it is
 // not sharing a sharing with any other HttpStreams, therefore it just reads and
 // writes directly to the Http Stream.
 
 #ifndef NET_HTTP_HTTP_BASIC_STREAM_H_
 #define NET_HTTP_HTTP_BASIC_STREAM_H_
@@ skipping 63 matching lines @@
 
   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 void LogNumRttVsBytesMetrics() const OVERRIDE;
+
+  static void set_warm_connection_field_trial_group(const std::string& group) {
+    g_warm_connection_field_trial_group_ = group;
+  }
+
  private:
   scoped_refptr<GrowableIOBuffer> read_buf_;
 
   scoped_ptr<HttpStreamParser> parser_;
 
   scoped_ptr<ClientSocketHandle> connection_;
 
   bool using_proxy_;
 
   std::string request_line_;
 
   const HttpRequestInfo* request_info_;
 
+  const HttpResponseInfo* response_;
+
+  int64 bytes_read_offset_;
+
+  static std::string g_warm_connection_field_trial_group_;
+
   DISALLOW_COPY_AND_ASSIGN(HttpBasicStream);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_BASIC_STREAM_H_