WP_Media_List_Table::get_bulk_actions

		$type_links['detached'] = '<option value="detached"' . ( $this->detached ? ' selected="selected"' : '' ) . '>' . __( 'Unattached' ) . '</option>';

		$type_links['mine'] = sprintf(
			'<option value="mine"%s>%s</option>',
			selected( 'mine' === $filter, true, false ),
			_x( 'Mine', 'media items' )
		);

		if ( $this->is_trash || ( defined( 'MEDIA_TRASH' ) && MEDIA_TRASH ) ) {
			$type_links['trash'] = sprintf(
				'<option value="trash"%s>%s</option>',
				selected( 'trash' === $filter, true, false ),
				_x( 'Trash', 'attachment filter' )
			);
		}

		return $type_links;
	}