Add gnubby authentication to remoting host

remoting/host/me2me_desktop_environment.h

Index: remoting/host/me2me_desktop_environment.h
diff --git a/remoting/host/me2me_desktop_environment.h b/remoting/host/me2me_desktop_environment.h
index f028664463c9346d91990b783f6509a667cc349e..9ee69a96f9ad55844272b6f19eceeb81d33a3d4f 100644
--- a/remoting/host/me2me_desktop_environment.h
+++ b/remoting/host/me2me_desktop_environment.h
@@ -23,6 +23,8 @@ class Me2MeDesktopEnvironment : public BasicDesktopEnvironment {
   virtual scoped_ptr<ScreenControls> CreateScreenControls() OVERRIDE;
   virtual scoped_ptr<webrtc::ScreenCapturer> CreateVideoCapturer() OVERRIDE;
   virtual std::string GetCapabilities() const OVERRIDE;
+  virtual scoped_ptr<GnubbyAuthHandler> CreateGnubbyAuthHandler(
+      protocol::ClientStub* client_stub) OVERRIDE;
 
  protected:
   friend class Me2MeDesktopEnvironmentFactory;
@@ -37,6 +39,8 @@ class Me2MeDesktopEnvironment : public BasicDesktopEnvironment {
       base::WeakPtr<ClientSessionControl> client_session_control,
       bool curtain_enabled);
 
+  void SetEnableGnubbyAuth(bool gnubby_auth_enabled);
+
  private:
   // "Curtains" the session making sure it is disconnected from the local
   // console.
@@ -48,6 +52,9 @@ class Me2MeDesktopEnvironment : public BasicDesktopEnvironment {
   // Notifies the client session about the local mouse movements.
   scoped_ptr<LocalInputMonitor> local_input_monitor_;
 
+  // True if gnubby auth is enabled.
+  bool gnubby_auth_enabled_;
+
   DISALLOW_COPY_AND_ASSIGN(Me2MeDesktopEnvironment);
 };
 
@@ -64,6 +71,7 @@ class Me2MeDesktopEnvironmentFactory : public BasicDesktopEnvironmentFactory {
   virtual scoped_ptr<DesktopEnvironment> Create(
       base::WeakPtr<ClientSessionControl> client_session_control) OVERRIDE;
   virtual void SetEnableCurtaining(bool enable) OVERRIDE;
+  virtual void SetEnableGnubbyAuth(bool enable) OVERRIDE;
 
  protected:
   bool curtain_enabled() const { return curtain_enabled_; }
@@ -72,6 +80,9 @@ class Me2MeDesktopEnvironmentFactory : public BasicDesktopEnvironmentFactory {
   // True if curtain mode is enabled.
   bool curtain_enabled_;
 
+  // True if gnubby auth is enabled.
+  bool gnubby_auth_enabled_;
+
   DISALLOW_COPY_AND_ASSIGN(Me2MeDesktopEnvironmentFactory);
 };