text: // Requires a Modernizr build with `canvastext` included
  // http://www.modernizr.com/download/#-canvas-canvastext
  Modernizr.addTest('emoji', function() {
    if (!Modernizr.canvastext) return false;
    var node = document.createElement('canvas'),
        ctx = node.getContext('2d');
    ctx.textBaseline = 'top';
    ctx.font = '32px Arial';
    ctx.fillText('\ud83d\ude03', 0, 0); // "smiling face with open mouth" emoji
    return ctx.getImageData(16, 16, 1, 1).data[0] !== 0;
  });
  