- replaced RTL_CONTEXT_ with SAL_INFO
- replace OSL_* with SAL_*

Change-Id: I9a7cce0d3abef42c9d9d0ad56609d94d504854cb
Reviewed-on: https://gerrit.libreoffice.org/4128Reviewed-by: Miklos Vajna <vmiklos@suse.cz>
Tested-by: Miklos Vajna <vmiklos@suse.cz>