      * 
      *  <p>Update this property in <code>commitProperties()</code> when the
      *  explicit <code>horizontalPosition</code> is CalloutPosition.AUTO. 
-     *  This property must be updated in <code>positionPopUp()</code>
+     *  This property must be updated in <code>updatePopUpPosition()</code>
      *  when attempting to reposition the Callout.</p> 
      *  
      *  <p>Subclasses should read this property when computing the <code>arrowDirection</code>,

        // skin must override commitProperties() and account for
        // arrowDirection on it's own.
        skin.invalidateProperties();
        
        if (hasEventListener("arrowDirectionChanged"))
            dispatchEvent(new Event("arrowDirectionChanged"));

                validateNow();

                // Reposition once the Callout has been resized
                updatePopUpPosition();
                
                invalidatePositionFlag = false;
            }
