- $form .= Xml::openElement( 'tr' );
- $form .= Xml::tags( 'td', [], '' );
- $form .= Xml::openElement( 'td', [ 'class' => 'mw-submit' ] )
- . Xml::submitButton( wfMessage( $submitLabel )->text(), $submitAttribs )
- . Xml::closeElement( 'td' );
- $form .= Xml::closeElement( 'tr' );
+ $form .= self::openElement( 'tr' );
+ $form .= self::tags( 'td', [], '' );
+ $form .= self::openElement( 'td', [ 'class' => 'mw-submit' ] )
+ . self::submitButton( wfMessage( $submitLabel )->text(), $submitAttribs )
+ . self::closeElement( 'td' );
+ $form .= self::closeElement( 'tr' );