Remove ClientSession::EventHandler::OnSessionSequenceNumber()

remoting/host/chromoting_host.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/host/chromoting_host.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 245 matching lines @@
 
   if (client->is_authenticated()) {
     FOR_EACH_OBSERVER(HostStatusObserver, status_observers_,
                       OnClientDisconnected(client->client_jid()));
   }
 
   clients_.erase(it);
   delete client;
 }
 
-void ChromotingHost::OnSessionSequenceNumber(ClientSession* session,
-                                             int64 sequence_number) {
-  DCHECK(CalledOnValidThread());
-}
-
 void ChromotingHost::OnSessionRouteChange(
     ClientSession* session,
     const std::string& channel_name,
     const protocol::TransportRoute& route) {
   DCHECK(CalledOnValidThread());
   FOR_EACH_OBSERVER(HostStatusObserver, status_observers_,
                     OnClientRouteChange(session->client_jid(), channel_name,
                                         route));
 }
 
@@ skipping 71 matching lines @@
   DCHECK(CalledOnValidThread());
 
   while (!clients_.empty()) {
     size_t size = clients_.size();
     clients_.front()->DisconnectSession();
     CHECK_EQ(clients_.size(), size - 1);
   }
 }
 
 }  // namespace remoting