He was just eating chocolate while he was in the carriage because he liked chocolate. He was just waiting. Bored out of his mind, he was still a little weird about the "plan" but he kept his stomach intact and just was waiting-he ate alot of choclate when he was nervous or scared and he was nervous and anxious as hell.
(Alright look, you have to rate this bad boy from 1-10 how much h of a jerk or cold you want this boy?)