Missed StubStage commit

Author: beldenfox

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

@@ -174,6 +174,10 @@ public void setIcons(List icons) {
     public void setTitle(String title) {
     }
 
+    @Override
+    public void setTitleBarHeight(int height) {
+    }
+
     @Override
     public void setVisible(boolean visible) {
         this.visible = visible;
@@ -370,6 +374,10 @@ public void changedAlwaysOnTop(boolean alwaysOnTop) {
             process(listener1 -> listener1.changedAlwaysOnTop(alwaysOnTop));
         }
 
+        @Override
+        public void changedTitleBarInsets(float left, float right) {
+            process(listener1 -> listener1.changedTitleBarInsets(left, right));
+        }
 
         @Override
         public void changedResizable(final boolean resizable) {