Pie chart with Legend with No Markers but Colored Text

HTML

<script src="//cdnjs.cloudflare.com/ajax/libs/require.js/2.1.19/require.min.js"></script>
<script src="//webdetails.github.io/ccc/charts/lib/amd/require.config.js"></script>
<script src="//webdetails.github.io/ccc/charts/lib/q01-01.js"></script>
<div id="cccExample" />

JavaScript

require([
  "ccc/pvc", 
  "ccc/def", 
  "ccc/protovis"
], function(pvc, def, pv) {

    new pvc.PieChart({
        canvas: 'cccExample',
        width:  500,
        height: 400,
        animate:    false,
        selectable: true,
        hoverable:  true,

        legend: true,
        legendFont: 'bold 13px sans-serif',
        legendAlign: 'center',
        legendItemPadding: 3,
        legendPaddings: 0,
        legendMargins: 0,
        legendPosition: 'bottom'
        
    })
    .setData(relational_03_b, {crosstabMode: false})
    .render();
});