Update {virtual,override,final} to follow C++11 style in remoting, round 2.

remoting/host/local_input_monitor_chromeos.cc

Index: remoting/host/local_input_monitor_chromeos.cc
diff --git a/remoting/host/local_input_monitor_chromeos.cc b/remoting/host/local_input_monitor_chromeos.cc
index 4c9e6932bd9c8c5d61a7eef1ce498048c77f90dd..6fd8770dcef3ddd6a584dc30c81549f666ee2170 100644
--- a/remoting/host/local_input_monitor_chromeos.cc
+++ b/remoting/host/local_input_monitor_chromeos.cc
@@ -28,14 +28,14 @@ class LocalInputMonitorChromeos : public LocalInputMonitor {
       scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
       base::WeakPtr<ClientSessionControl> client_session_control);
-  virtual ~LocalInputMonitorChromeos();
+  ~LocalInputMonitorChromeos() override;
 
  private:
   class Core : ui::PlatformEventObserver {
    public:
     Core(scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
          base::WeakPtr<ClientSessionControl> client_session_control);
-    ~Core();
+    ~Core() override;
 
     void Start();