$config = GridFieldConfig_RelationEditor::create(10);
        $config->addComponent(new GridFieldSortableRows('SortOrder'))
            ->addComponent(new GridFieldDeleteAction());
        $config->getComponentByType('GridFieldDataColumns')->setDisplayFields(array(
            'Link' => 'Link'
        ));
        $gridField = new GridField(
            'VideoMetaData',
            'Title',
            $this->owner->VideoMetaData(),
            $config
        );
        $fields->addFieldToTab('Root.Main', $gridField);