Notify NQE of TCP RTT values

net/base/socket_performance_watcher.h

Index: net/base/socket_performance_watcher.h
diff --git a/net/base/socket_performance_watcher.h b/net/base/socket_performance_watcher.h
index e0e76327ce63541e8d0dc2ba23215d34f953df41..5045b9ddabba76aa0dfdcd1a835815e28742c5c5 100644
--- a/net/base/socket_performance_watcher.h
+++ b/net/base/socket_performance_watcher.h
@@ -33,6 +33,10 @@ class NET_EXPORT_PRIVATE SocketPerformanceWatcher {
   // made, hence no timestamp.
   void OnUpdatedRTTAvailable(const base::TimeDelta& rtt) const;
 
+  // Called when |this| socket performance watcher is reused for establishing a
+  // new transport layer connection.
+  void OnReset() const;
+
  private:
   // Transport layer protocol used by the socket that |this| is watching.
   const SocketPerformanceWatcherFactory::Protocol protocol_;