src/java.desktop/share/classes/javax/swing/plaf/basic/BasicComboBoxUI.java

*** 1837,1846 ****
--- 1837,1847 ----
  
          // This listener checks to see if the key event isn't a navigation
          // key.  If it finds a key event that wasn't a navigation key it
          // dispatches it to JComboBox.selectWithKeyChar() so that it can do
          // type-ahead.
+         @SuppressWarnings("deprecation")
          public void keyPressed( KeyEvent e ) {
              if ( isNavigationKey(e.getKeyCode(), e.getModifiers()) ) {
                  lastTime = 0L;
              } else if ( comboBox.isEnabled() && comboBox.getModel().getSize()!=0 &&
                          isTypeAheadKey( e ) && e.getKeyChar() != KeyEvent.CHAR_UNDEFINED) {