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

net/socket/tcp_client_socket_libevent.h

Index: net/socket/tcp_client_socket_libevent.h
===================================================================
--- net/socket/tcp_client_socket_libevent.h	(revision 90217)
+++ net/socket/tcp_client_socket_libevent.h	(working copy)
@@ -53,6 +53,8 @@
   virtual void SetOmniboxSpeculation();
   virtual bool WasEverUsed() const;
   virtual bool UsingTCPFastOpen() const;
+  virtual int64 NumBytesRead() const;
+  virtual base::TimeDelta GetConnectTimeMicros() const;
 
   // Socket methods:
   // Multiple outstanding requests are not supported.
@@ -195,6 +197,10 @@
   // True when TCP FastOpen is in use and we have done the connect.
   bool tcp_fastopen_connected_;
 
+  base::TimeTicks connect_start_time_;
+  base::TimeDelta connect_time_micros_;
+  int64 num_bytes_read_;
+
   DISALLOW_COPY_AND_ASSIGN(TCPClientSocketLibevent);
 };