This hack causes undefined references to those dllimport symbols,
and it doesn't seem to be necessary for clang-cl (I've checked
both normal and mergelibs build with -Zc:dllexportInlines-).
Change-Id: Iaa336989507344442b59cec2e6c5078f91a42980
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/126149
Tested-by: Jenkins
Reviewed-by: Luboš Luňák <l.lunak@collabora.com>