public function __construct( ApiBase $dbSource, $flags = 0, $defaultNamespace = NS_MAIN ) {
parent::__construct( $dbSource->getMain(), $dbSource->getModuleName() );
$this->mDbSource = $dbSource;
public function __construct( ApiBase $dbSource, $flags = 0, $defaultNamespace = NS_MAIN ) {
parent::__construct( $dbSource->getMain(), $dbSource->getModuleName() );
$this->mDbSource = $dbSource;