118a119,122
>
> void serialize(const std::string &base, std::ostream &os);
> void unserialize(const std::string &base, Checkpoint *cp,
> const std::string &section);
148a153,156
>
> void serialize(const std::string &base, std::ostream &os);
> void unserialize(const std::string &base, Checkpoint *cp,
> const std::string &section);
254a263,265
>
> virtual void serialize(std::ostream &os);
> virtual void unserialize(Checkpoint *cp, const std::string &section);