so we avoid OUString copying (mostly when doing stuff like parsing numbers of out of strings) Change-Id: I4ef6ac23671c0b40807a22158e655e92dfad4af6 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/132730 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>