code: function (content) {
              var contentType = content.contentType;
  
              if (contentType && contentType in this.contentProcessors) {
                  return this.processContent(this.contentProcessors[contentType].processContent(content));
              }
              return content.value || "";
          }
docs: Process according to the content type
  @param {aria.pageEngine.CfgBeans:Content} content
  @return {String} processed content