/**
  * Constructor for BuildIndexMwLinked class
  * @param BuildIndexMainControl $oMainControl Instance to decorate.
  */
 public function __construct($oMainControl)
 {
     parent::__construct($oMainControl);
 }
 /**
  * Constructor for BuildIndexMwLinked class
  * @param BuildIndexMainControl $oMainControl Instance to decorate.
  */
 public function __construct($oMainControl)
 {
     parent::__construct($oMainControl);
     $this->oDbr = wfGetDB(DB_SLAVE);
 }