Do not attempt to reuse active sockets after a socket pool flush (usually a network change).

net/http/http_network_session.h

Index: net/http/http_network_session.h
diff --git a/net/http/http_network_session.h b/net/http/http_network_session.h
index 64d302dbb7b1900f45de4140f192d071cef355c6..a6e10b11262b6468809c8f73c73020e7c806f1d2 100644
--- a/net/http/http_network_session.h
+++ b/net/http/http_network_session.h
@@ -84,10 +84,6 @@ class HttpNetworkSession : public base::RefCounted<HttpNetworkSession> {
     return http_auth_handler_factory_;
   }
 
-  // Replace the current socket pool with a new one.  This effectively
-  // abandons the current pool.  This is only used for debugging.
-  void ReplaceTCPSocketPool();
-
   static void set_max_sockets_per_group(int socket_count);
 
   static uint16 fixed_http_port();