Index: trunk/src/org/openstreetmap/josm/data/gpx/GpxData.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/gpx/GpxData.java	(revision 12219)
+++ trunk/src/org/openstreetmap/josm/data/gpx/GpxData.java	(revision 12220)
@@ -717,4 +717,5 @@
 
         @Override
+        @SuppressWarnings("unchecked")
         public boolean remove(Object o) {
             boolean remove = base.remove(o);