Track.ActivityType and Marker.Category are shown not wrapped in [] anymore.

src/main/java/de/dennisguse/opentracks/ui/markers/MarkerDetailFragment.java

@@ -186,7 +186,7 @@ public class MarkerDetailFragment extends Fragment {
             viewBinding.markerDetailMarkerPhoto.setImageDrawable(MarkerUtils.getDefaultPhoto(getContext()));
         }
 
-        viewBinding.markerDetailMarkerCategory.setText(StringUtils.getCategory(marker.category()));
+        viewBinding.markerDetailMarkerCategory.setText(marker.category());
         viewBinding.markerDetailMarkerDescription.setText(marker.description());
 
         viewBinding.markerDetailMarkerLocation.setText(StringUtils.formatCoordinate(getContext(), marker.position()));

src/main/java/de/dennisguse/opentracks/util/StringUtils.java

@@ -174,14 +174,6 @@ public class StringUtils {
         return new Pair<>(value, context.getString(R.string.sensor_unit_power));
     }
 
-    @Deprecated //TODO Move to strings.xml
-    public static String getCategory(String category) {
-        if (category == null || category.isEmpty()) {
-            return null;
-        }
-        return "[" + category + "]";
-    }
-
     @Deprecated //TODO use separate UI elements rather than concatenating strings.
     public static String getCategoryDescription(String category, String description) {
         if (category == null || category.isEmpty()) {
@@ -189,7 +181,7 @@ public class StringUtils {
         }
 
         StringBuilder builder = new StringBuilder();
-        builder.append(getCategory(category));
+        builder.append(category);
         if (description != null && !description.isEmpty()) {
             builder.append(" ").append(description);
         }