src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformLWWindow.java

@@ -25,11 +25,10 @@
 
 package sun.lwawt.macosx;
 
 import java.awt.Font;
 import java.awt.FontMetrics;
-import java.awt.Graphics;
 import java.awt.GraphicsDevice;
 import java.awt.GraphicsEnvironment;
 import java.awt.Insets;
 import java.awt.MenuBar;
 import java.awt.Point;

@@ -151,15 +150,10 @@
     @Override
     public void updateFocusableWindowState() {
     }
 
     @Override
-    public Graphics transformGraphics(Graphics g) {
-        return null;
-    }
-
-    @Override
     public void setAlwaysOnTop(boolean isAlwaysOnTop) {
     }
 
     @Override
     public void setOpacity(float opacity) {