private Function<TaskProgress, SafeHtml> getColouredCellFunc(final Function<TaskProgress, String> extractor) {
        return DataGridUtil.highlightedCellExtractor(
                extractor,
                TaskProgress::isMatchedInFilter);
    }
Add the columns to the table.
stroom-core-client/src/main/java/stroom/task/client/presenter/TaskManagerListPresenter.java