diff -r 8d29792a09c6 -r fd3a354d6e8f rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/vmtest/impl/HtmlAnnotations.java
--- a/rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/vmtest/impl/HtmlAnnotations.java	Thu Sep 12 14:15:47 2013 +0200
+++ b/rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/vmtest/impl/HtmlAnnotations.java	Sun Nov 09 10:36:08 2014 +0100
@@ -53,6 +53,9 @@
 
     @JavaScriptBody(args = {  }, javacall = true, body = "return @org.apidesign.bck2brwsr.vmtest.impl.HtmlAnnotations::callback()();")
     public static native int staticCallback();
+
+    @JavaScriptBody(args = {  }, wait4js = false, body = "/* do nothing */")
+    public static native void empty();
     
     
     protected long chooseLong(boolean takeFirst, boolean takeSecond, long first, long second) {