src/macosx/classes/sun/lwawt/macosx/LWCToolkit.java

@@ -49,10 +49,11 @@
 import sun.security.action.GetBooleanAction;
 import sun.awt.image.MultiResolutionImage;
 
 import sun.util.CoreResourceBundleControl;
 
+@SuppressWarnings("serial") // JDK implementation class
 final class NamedCursor extends Cursor {
     NamedCursor(String name) {
         super(name);
     }
 }

@@ -139,10 +140,11 @@
     protected void loadSystemColors(final int[] systemColors) {
         if (systemColors == null) return;
         loadNativeColors(systemColors, appleColors);
     }
 
+    @SuppressWarnings("serial") // JDK implementation class
     private static class AppleSpecificColor extends Color {
         private final int index;
         AppleSpecificColor(int index) {
             super(appleColors[index]);
             this.index = index;