Code review comment for lp:~mir-team/mir/attestable-timestamps-server

+ static std::unique_ptr<CookieFactory> create_saving_secret(Secret& save_secret,
+ unsigned secret_size = 2 * minimum_secret_size);
+ static std::unique_ptr<CookieFactory> create_keeping_secret(unsigned secret_size = 2 * minimum_secret_size);

http://unity.ubuntu.com/mir/cppguide/index.html?showone=Default_Arguments#Default_Arguments

not too flummoxed by that, the rest lgtm