modules/graphics/src/test/java/com/sun/javafx/pgstub/StubToolkit.java

rev 8895 : RT-39689: Better docs and error checking if Printing or Dialogs called from Animation

@@ -715,10 +715,14 @@
     @Override
     public Object renderToImage(ImageRenderingContext context) {
         throw new UnsupportedOperationException();
     }
 
+    @Override public boolean canStartNestedEventLoop() {
+        return false;
+    }
+
     @Override public Object enterNestedEventLoop(Object key) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override public void exitNestedEventLoop(Object key, Object rval) {