Steps to reproduce:

1. Make sure Geomap widget is set up and visible on Dashboard.
2. Navigate to Administration -> General -> Trigger displaying options.
3. Change trigger names to new/custom names (see Geomap_1 image).
4. Navigate back to Dashboard with Geomap widget.
5. Click on the filter icon in Geomap widget.

Result:
See screenshot Geomap_2:

Default trigger names displayed in the filter not the user set custom names. See Problems by severity widget next to the Geomap widget for comparison.

Expected:
See screenshot Geomap_3:

User set custom trigger names used in the filter.