Replaces code to calculate Intuos5 physical dimensions with a call
to an existing function that performs the same task.
Signed-off-by: NJason Gerecke <killertofu@gmail.com>
Reviewed-by: NChris Bagwell <chris@cnpbagwell.com>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>