src/share/classes/javax/swing/plaf/ComboBoxUI.java

*** 36,52 ****
  public abstract class ComboBoxUI extends ComponentUI {
  
      /**
       * Set the visibility of the popup
       */
!     public abstract void setPopupVisible( JComboBox c, boolean v );
  
      /**
       * Determine the visibility of the popup
       */
!     public abstract boolean isPopupVisible( JComboBox c );
  
      /**
       * Determine whether or not the combo box itself is traversable
       */
!     public abstract boolean isFocusTraversable( JComboBox c );
  }
--- 36,52 ----
  public abstract class ComboBoxUI extends ComponentUI {
  
      /**
       * Set the visibility of the popup
       */
!     public abstract void setPopupVisible( JComboBox<?> c, boolean v );
  
      /**
       * Determine the visibility of the popup
       */
!     public abstract boolean isPopupVisible( JComboBox<?> c );
  
      /**
       * Determine whether or not the combo box itself is traversable
       */
!     public abstract boolean isFocusTraversable( JComboBox<?> c );
  }