Index: src/org/openstreetmap/josm/tools/ImageProvider.java
===================================================================
--- src/org/openstreetmap/josm/tools/ImageProvider.java	(revision 14045)
+++ src/org/openstreetmap/josm/tools/ImageProvider.java	(working copy)
@@ -850,6 +850,15 @@
             if (name == null)
                 return null;
 
+            if ("data".equals(subdir)) {
+                for (String ext : new String[] {".svg", ".png"}) {
+                    ImageResource ir = cache.get("data/" + name + ext);
+                    if (ir != null)
+                        return ir;
+
+                }
+            }
+
             String prefix = isDisabled ? "dis:" : "";
             if (name.startsWith("data:")) {
                 String url = name;