Revert r113405, since it appears to be causing a crash and a hang.

net/socket/client_socket_handle.h

Index: net/socket/client_socket_handle.h
diff --git a/net/socket/client_socket_handle.h b/net/socket/client_socket_handle.h
index c180832b1a4c46ab9040af49318205e0e6b94682..86d810e2290c234ff957273bb304af0b26cc0ddc 100644
--- a/net/socket/client_socket_handle.h
+++ b/net/socket/client_socket_handle.h
@@ -92,10 +92,6 @@ class NET_EXPORT ClientSocketHandle {
   // initialized the ClientSocketHandle.
   LoadState GetLoadState() const;
 
-  bool IsPoolStalled() const;
-
-  void AddLayeredPool(LayeredPool* layered_pool);
-
   // Returns true when Init() has completed successfully.
   bool is_initialized() const { return is_initialized_; }
 
@@ -168,7 +164,6 @@ class NET_EXPORT ClientSocketHandle {
 
   bool is_initialized_;
   ClientSocketPool* pool_;
-  LayeredPool* layered_pool_;
   scoped_ptr<StreamSocket> socket_;
   std::string group_name_;
   bool is_reused_;