Index: trunk/src/org/openstreetmap/josm/io/session/ImagerySessionExporter.java
===================================================================
--- trunk/src/org/openstreetmap/josm/io/session/ImagerySessionExporter.java	(revision 10577)
+++ trunk/src/org/openstreetmap/josm/io/session/ImagerySessionExporter.java	(revision 10578)
@@ -85,6 +85,4 @@
             tsLayer.getDisplaySettings().storeTo(data);
         }
-        data.put("dx", String.valueOf(layer.getDx()));
-        data.put("dy", String.valueOf(layer.getDy()));
         for (Map.Entry<String, String> entry : data.entrySet()) {
             Element attrElem = support.createElement(entry.getKey());