Those were DBG_ERRORn before and were falsely changed to OSL_TRACE by me.

See:
1707a350
533f89e4

Change-Id: I4f4188ba25b988128a539542f49797ea6985702e
Reviewed-on: https://gerrit.libreoffice.org/2900Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>