Replaces ApplyColorConfigValues with standard ApplySettings.
I also opted to use COL_WHITE for the elements list, as the
highlight color is also hard-coded to some light gray.

Change-Id: I8be9d5897bf1dda4078b91d4df34a3339ac6cf31
Reviewed-on: https://gerrit.libreoffice.org/72314
Tested-by: Jenkins
Reviewed-by: Jan-Marek Glogowski <glogow@fbihome.de>