Add the plumbing that will carry a clipboard item from a chromoting client to a host.

remoting/protocol/host_control_dispatcher.cc

 // Copyright (c) 2011 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/protocol/host_control_dispatcher.h"
 
 #include "base/message_loop_proxy.h"
 #include "net/socket/stream_socket.h"
 #include "remoting/base/constants.h"
 #include "remoting/proto/control.pb.h"
 #include "remoting/proto/internal.pb.h"
 #include "remoting/protocol/buffered_socket_writer.h"
+#include "remoting/protocol/clipboard_stub.h"
 #include "remoting/protocol/host_stub.h"
 #include "remoting/protocol/util.h"
 
 namespace remoting {
 namespace protocol {
 
 HostControlDispatcher::HostControlDispatcher()
     : ChannelDispatcherBase(kControlChannelName),
+      clipboard_stub_(NULL),
       host_stub_(NULL),
       writer_(new BufferedSocketWriter(base::MessageLoopProxy::current())) {
 }
 
 HostControlDispatcher::~HostControlDispatcher() {
   writer_->Close();
 }
 
 void HostControlDispatcher::OnInitialized() {
   reader_.Init(channel(), base::Bind(
       &HostControlDispatcher::OnMessageReceived, base::Unretained(this)));
   writer_->Init(channel(), BufferedSocketWriter::WriteFailedCallback());
 }
 
 void HostControlDispatcher::OnMessageReceived(
     ControlMessage* message, const base::Closure& done_task) {
+  DCHECK(clipboard_stub_);
   DCHECK(host_stub_);
-  LOG(WARNING) << "Unknown control message received.";
-  done_task.Run();
+
+  base::ScopedClosureRunner done_runner(done_task);
+
+  if (message->has_clipboard_event()) {
+    clipboard_stub_->InjectClipboardEvent(message->clipboard_event());
+  } else {
+    LOG(WARNING) << "Unknown control message received.";
+  }
 }
 
 }  // namespace protocol
 }  // namespace remoting