virtual void AddObserver(Observer* observer) OVERRIDE;
virtual void RemoveObserver(Observer* observer) OVERRIDE;
virtual bool HasObserver(Observer* observer) OVERRIDE;
- virtual void EmitLoginPromptReady() OVERRIDE;
virtual void EmitLoginPromptVisible() OVERRIDE;
virtual void RestartJob(int pid, const std::string& command_line) OVERRIDE;
virtual void StartSession(const std::string& user_email) OVERRIDE;