Flush socket pools and SPDY session pool properly on explicit requests and network changes.

net/socket/tcp_client_socket_pool.cc

Index: net/socket/tcp_client_socket_pool.cc
diff --git a/net/socket/tcp_client_socket_pool.cc b/net/socket/tcp_client_socket_pool.cc
index a833e01a45b911491016ec4a58709def40cba24d..db8a88a732dcbe59706994aef851f293cb20a3be 100644
--- a/net/socket/tcp_client_socket_pool.cc
+++ b/net/socket/tcp_client_socket_pool.cc
@@ -176,13 +176,11 @@ TCPClientSocketPool::TCPClientSocketPool(
     int max_sockets_per_group,
     const std::string& name,
     HostResolver* host_resolver,
-    ClientSocketFactory* client_socket_factory,
-    NetworkChangeNotifier* network_change_notifier)
+    ClientSocketFactory* client_socket_factory)
     : base_(max_sockets, max_sockets_per_group, name,
             base::TimeDelta::FromSeconds(kUnusedIdleSocketTimeout),
             base::TimeDelta::FromSeconds(kUsedIdleSocketTimeout),
-            new TCPConnectJobFactory(client_socket_factory, host_resolver),
-            network_change_notifier) {
+            new TCPConnectJobFactory(client_socket_factory, host_resolver)) {
   base_.enable_backup_jobs();
 }