@Override
    protected Element convertToElements(SafeHtml html) {
        return TABLE_IMPL.convertToSectionElement(AbstractCellTable.this, "tbody", html);
    }
Specify the {@link CellTableBuilder} that will be used to render the row
values into the table.
stroom-core-client-widget/src/main/java/com/google/gwt/user/cellview/client/AbstractCellTable.java