Robert Pattinson has swept away his teen idol persona in one fell swoop, thanks to Cosmopolis. ShortList’s Jonathan Crocker talks off-piste career choices with a reluctant superstar Five minutes after meeting her, Robert Pattinson found himself having sex with French actress Juliette Binoche in the back of a limo. “She literally turned up and was like, ‘Let’s do it,’” he grins. “It was just h…