src/java.desktop/share/classes/javax/swing/plaf/ActionMapUIResource.java

*** 35,42 ****
--- 35,45 ----
   * @author Scott Violet
   * @since 1.3
   */
  @SuppressWarnings("serial") // Superclass is not serializable across versions
  public class ActionMapUIResource extends ActionMap implements UIResource {
+     /**
+      * Constructs an {@code ActionMapUIResource}.
+      */
      public ActionMapUIResource() {
      }
  }