Index: applications/editors/josm/plugins/waydownloader/src/org/openstreetmap/josm/plugins/waydownloader/WayDownloaderPlugin.java
===================================================================
--- applications/editors/josm/plugins/waydownloader/src/org/openstreetmap/josm/plugins/waydownloader/WayDownloaderPlugin.java	(revision 34908)
+++ applications/editors/josm/plugins/waydownloader/src/org/openstreetmap/josm/plugins/waydownloader/WayDownloaderPlugin.java	(revision 34976)
@@ -38,4 +38,5 @@
 import org.openstreetmap.josm.tools.Logging;
 import org.openstreetmap.josm.tools.Shortcut;
+import org.openstreetmap.josm.tools.Utils;
 
 /**
@@ -271,5 +272,5 @@
      */
     private List<Way> findConnectedWays(Node referenceNode) {
-        List<Way> referers = OsmPrimitive.getFilteredList(referenceNode.getReferrers(), Way.class);
+        List<Way> referers = new ArrayList<>(Utils.filteredCollection(referenceNode.getReferrers(), Way.class));
         ArrayList<Way> connectedWays = new ArrayList<>(referers.size());