/**
* Construct.
*
* @param Button $button Item button.
* @param array $attributes Html attributes.
*/
public function __construct(Button $button, array $attributes = array())
{
$attributes = array_merge_recursive(array('role' => 'presenation'), $attributes);
$button->removeClass('btn');
$this->button = $button;
parent::__construct($attributes);
}
