since we only use one break-iterator these days, expose a additional C++ interface to that, as well as the existing UNO interface, and add a method which allows us to avoid allocating an OUString when calling endOfScript(). Shaves off 20% of the temporary allocations. Change-Id: I7092affc1820555353e8bf6498e11c9eff42cfad Reviewed-on: https://gerrit.libreoffice.org/c/core/+/198276 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>