process(node, parent) {
    return (
      this.utilInherits.process(node, parent) ||
      this.prototypal.process(node, parent)
    );
  }
Process a node and return inheritance details if found.
@param {Object} node
@param {Object} parent
@returns {Object}
           {String}   className
           {Node}     superClass
           {Object[]} relatedExpressions