src/java.desktop/share/classes/java/awt/Container.java

*** 3849,3858 ****
--- 3849,3859 ----
  
          /**
           * The handler to fire {@code PropertyChange}
           * when children are added or removed
           */
+         @SuppressWarnings("serial") // Not statically typed as Serializable
          protected ContainerListener accessibleContainerHandler = null;
  
          /**
           * Fire {@code PropertyChange} listener, if one is registered,
           * when children are added or removed.