...since 9ac98e6e34 "Finally switch MSVC to
sal_Unicode = char16_t, too"
Change-Id: I0df169307618aba3f609400312737c6e1e1d3aaf
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/110581
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>