Move setupwizard code into the conditional below it. You can only work
on pPage if it isn't a null pointer anyway, to my mind this looks a
lot cleaner.

Change-Id: If8d910c15c5a1c1da5eb204b5922d074c454978b
Reviewed-on: https://gerrit.libreoffice.org/2890Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>