Split off from https://gitlab.winehq.org/wine/wine/-/merge_requests/3106
-- v7: coml2: Move WriteClassStg from ole32 coml2: Move WriteClassStm from ole32 coml2: Move ReadClassStg from ole32 coml2: Move ReadClassStm from ole32 coml2: Move GetConvertStg from ole32 coml2: Add dll and move code from ole32/memlockbytes.c