Simplify the code too - we copy the vector anyway, so reversing it
should be cheap.

Change-Id: Ie655ba3044c7e0dd5a15b0e839a3712a32a1e298
Reviewed-on: https://gerrit.libreoffice.org/3095Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>