Fix Ctrl+Alt+Esc keyboard shortcut in Me2Me host.

remoting/host/local_input_monitor.h

 // 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.
 
 #ifndef REMOTING_LOCAL_INPUT_MONITOR_H_
 #define REMOTING_LOCAL_INPUT_MONITOR_H_
 
+#include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 
 namespace remoting {
 
-class ChromotingHost;
+class MouseMoveObserver;
 
 class LocalInputMonitor {
  public:
   virtual ~LocalInputMonitor() {}
 
-  virtual void Start(ChromotingHost* host) = 0;
+  // Starts local input monitoring. This class is also responsible for
+  // of catching the disconnection keyboard shortcut on Mac and Linux
+  // (Ctlr-Alt-Esc). The |disconnect_callback| is called when this key
+  // combination is pressed.
+  //
+  // TODO(sergeyu): Refactor shortcut code to a separate class.
+  virtual void Start(MouseMoveObserver* mouse_move_observer,
+                     const base::Closure& disconnect_callback) = 0;
   virtual void Stop() = 0;
 
-  // TODO(sergeyu): This is a short-term hack to disable disconnection
-  // shortcut on Mac.
-  virtual void DisableShortcutOnMac() {};
-
   static scoped_ptr<LocalInputMonitor> Create();
 };
 
 }  // namespace remoting
 
 #endif