removing things that point to the same source location is only really
necessary for the method-based analyses, the other's dont need it, and
it can hide stuff we are interested in
Change-Id: Ib5c3b4c2ed4011c158a199fcd08096285976b831
look for fields which are only assigned to in the constructor, so they
can be made const
Change-Id: I0b76817c2181227b04f6a29d6a808f5e31999765
Reviewed-on: https://gerrit.libreoffice.org/60393
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>