src/share/classes/javax/swing/plaf/basic/BasicSplitPaneUI.java

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 827,836 ****
--- 827,837 ----
  
      /**
       * Returns the default non continuous layout divider, which is an
       * instance of {@code Canvas} that fills in the background with dark gray.
       */
+     @SuppressWarnings("serial") // anonymous class
      protected Component createDefaultNonContinuousLayoutDivider() {
          return new Canvas() {
              public void paint(Graphics g) {
                  if(!isContinuousLayout() && getLastDragLocation() != -1) {
                      Dimension      size = splitPane.getSize();