Close idle connections / SPDY sessions when needed.

net/socket/transport_client_socket_pool.cc

Index: net/socket/transport_client_socket_pool.cc
diff --git a/net/socket/transport_client_socket_pool.cc b/net/socket/transport_client_socket_pool.cc
index 38ac74e6a339cfb4d2c2c552c642900bb7a5d32a..a423ebd48f4b85be673d02c08ed2e8e9b4f8b20b 100644
--- a/net/socket/transport_client_socket_pool.cc
+++ b/net/socket/transport_client_socket_pool.cc
@@ -450,6 +450,10 @@ void TransportClientSocketPool::Flush() {
   base_.Flush();
 }
 
+bool TransportClientSocketPool::IsStalled() const {
+  return base_.IsStalled();
+}
+
 void TransportClientSocketPool::CloseIdleSockets() {
   base_.CloseIdleSockets();
 }
@@ -468,6 +472,14 @@ LoadState TransportClientSocketPool::GetLoadState(
   return base_.GetLoadState(group_name, handle);
 }
 
+void TransportClientSocketPool::AddLayeredPool(LayeredPool* layered_pool) {
+  base_.AddLayeredPool(layered_pool);
+}
+
+void TransportClientSocketPool::RemoveLayeredPool(LayeredPool* layered_pool) {
+  base_.RemoveLayeredPool(layered_pool);
+}
+
 DictionaryValue* TransportClientSocketPool::GetInfoAsValue(
     const std::string& name,
     const std::string& type,