docs: function (out) {
              var typeUtil = ariaUtilsType, placeholderManager = ariaEmbedPlaceholderManager;
              var placeholderPath = this._placeholderPath;
              var contents = placeholderManager.getContent(placeholderPath);
              for (var i = 0, ii = contents.length; i < ii; i++) {
                  var content = contents[i];
                  if (typeUtil.isString(content)) {
                      out.write(content);
                  } else {
                      // Assume json here (aria.html.beans.TemplateCfg)
                      var template = new ariaHtmlTemplate(content, this._context, this._lineNumber);
                      template.subTplCtxt.placeholderPath = placeholderPath;
                      out.registerBehavior(template);
                      template.writeMarkup(out);
                  }
              }
          }