Close data pipes when TCP network connection goes down.

mojo/services/network/tcp_connected_socket_impl.h

Index: mojo/services/network/tcp_connected_socket_impl.h
diff --git a/mojo/services/network/tcp_connected_socket_impl.h b/mojo/services/network/tcp_connected_socket_impl.h
index 0eb95e26c7f5d7ce1748badef45822975ceb17f7..a20f14fbdf36a336d5e0b102497b28d33164d374 100644
--- a/mojo/services/network/tcp_connected_socket_impl.h
+++ b/mojo/services/network/tcp_connected_socket_impl.h
@@ -30,12 +30,14 @@ class TCPConnectedSocketImpl : public InterfaceImpl<TCPConnectedSocket> {
   void ReceiveMore();
   void OnReceiveStreamReady(MojoResult result);
   void DidReceive(bool completed_synchronously, int result);
+  void ShutdownReceive();
 
   // "Writing" is reading from the Mojo send_stream and writing to the
   // TCPSocket.
   void SendMore();
   void OnSendStreamReady(MojoResult result);
   void DidSend(bool completed_asynchronously, int result);
+  void ShutdownSend();
 
   scoped_ptr<net::TCPSocket> socket_;