$htmlForm->addHiddenFields( $hiddenFields );
$htmlForm->setAction( wfScript() );
$htmlForm->setMethod( 'get' );
$htmlForm->setSubmitProgressive();
$htmlForm->setSubmitTextMsg( $this->msg( 'fileduplicatesearch-submit' ) );
$htmlForm->addHiddenFields( $hiddenFields );
$htmlForm->setAction( wfScript() );
$htmlForm->setMethod( 'get' );
$htmlForm->setSubmitProgressive();
$htmlForm->setSubmitTextMsg( $this->msg( 'fileduplicatesearch-submit' ) );