modules/javafx.graphics/src/main/java/com/sun/javafx/tk/quantum/EmbeddedStage.java

@@ -307,6 +307,17 @@
     }
 
     @Override public void setRTL(boolean b) {
     }
 
+    @Override
+    public void setEnabled(boolean enabled) {
+    }
+
+    @Override
+    public long getRawHandle() {
+        /* Perhaps this could return the ID for the window in which this
+         * stage is embedded, but there is no current requirement for that.
+         */
+        return 0L;
+    }
 }