Index: src/org/openstreetmap/josm/gui/layer/OsmDataLayer.java
===================================================================
--- src/org/openstreetmap/josm/gui/layer/OsmDataLayer.java	(revision 302)
+++ src/org/openstreetmap/josm/gui/layer/OsmDataLayer.java	(revision 303)
@@ -30,4 +30,5 @@
 import org.openstreetmap.josm.actions.SaveAction;
 import org.openstreetmap.josm.actions.SaveAsAction;
+import org.openstreetmap.josm.command.Command;
 import org.openstreetmap.josm.data.coor.EastNorth;
 import org.openstreetmap.josm.data.osm.DataSet;
@@ -88,4 +89,11 @@
 
 	/**
+	 * @deprecated Use Main.main.undoRedo.add(...) instead.
+	 */
+	@Deprecated public void add(final Command c) {
+		Main.main.undoRedo.add(c);
+	}
+
+	/**
 	 * The data behind this layer.
 	 */