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 7138bb9840a05403576767f68203affbd05e3014..b95e70ba38c7196d1ad730660e9ab7b4ac25d787 100644
--- a/net/socket/transport_client_socket_pool.cc
+++ b/net/socket/transport_client_socket_pool.cc
@@ -454,6 +454,10 @@ void TransportClientSocketPool::Flush() {
   base_.Flush();
 }
 
+bool TransportClientSocketPool::IsStalled() const {
+  return base_.IsStalled();
+}
+
 void TransportClientSocketPool::CloseIdleSockets() {
   base_.CloseIdleSockets();
 }
@@ -472,6 +476,14 @@ 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,