diff -r 2fee889b9830 -r b703d9d71f25 launcher/fx/src/main/java/org/apidesign/bck2brwsr/launcher/fximpl/JVMBridge.java
--- a/launcher/fx/src/main/java/org/apidesign/bck2brwsr/launcher/fximpl/JVMBridge.java	Mon Jun 17 17:40:30 2013 +0200
+++ b/launcher/fx/src/main/java/org/apidesign/bck2brwsr/launcher/fximpl/JVMBridge.java	Mon Jun 17 19:36:24 2013 +0200
@@ -125,7 +125,7 @@
         }
         
         @Override
-        public Object invoke(Object... args) throws Exception {
+        public Object invoke(Object thiz, Object... args) throws Exception {
             try {
                 return fn.call("fn", args); // NOI18N
             } catch (Error t) {