function getVendorData() {
     var el = document.createElement('test');
     var result = {};
     var vendors = {
       'Webkit': ['WebkitColumnCount', 'WebkitColumnGap'],
       'Moz': ['MozColumnCount', 'MozColumnGap'],
       'ms': ['msColumnCount', 'msColumnGap'],
       '': ['columnCount', 'columnGap']
     };

     for (var vendor in vendors) {
       if (vendors[vendor][0] in el.style) {
         result.columnCount = vendors[vendor][0];
         result.columnGap = vendors[vendor][1];
         result[vendor.toLowerCase()] = true;
       }
     }

     return result;
   }
Returns infomation about
the current vendor.

@return {Object}
@api private