Propagate connection state from networking layer to UI.

remoting/client/chromoting_client.cc

Index: remoting/client/chromoting_client.cc
diff --git a/remoting/client/chromoting_client.cc b/remoting/client/chromoting_client.cc
index 452dee92b49e4c21e92b7cab9c4b7312af7e02a0..1454b3bc87d98c7a8b5462355bdd969212fd82fc 100644
--- a/remoting/client/chromoting_client.cc
+++ b/remoting/client/chromoting_client.cc
@@ -184,6 +184,11 @@ void ChromotingClient::OnConnectionState(
   user_interface_->OnConnectionState(state, error);
 }
 
+void ChromotingClient::OnConnectionInactive(bool inactive) {
+  VLOG(1) << "ChromotingClient::OnConnectionInactive(" << inactive << ")";
+  user_interface_->OnConnectionInactive(inactive);
+}
+
 void ChromotingClient::OnPacketDone(bool last_packet,
                                     base::Time decode_start) {
   if (!task_runner_->BelongsToCurrentThread()) {