code: public Content getAnnotationDocTreeHeader(MemberDoc member,
              Content annotationDetailsTree) {
          annotationDetailsTree.addContent(
                  writer.getMarkerAnchor(member.name() +
                  ((ExecutableMemberDoc) member).signature()));
          Content annotationDocTree = writer.getMemberTreeHeader();
          Content heading = new HtmlTree(HtmlConstants.MEMBER_HEADING);
          heading.addContent(member.name());
          annotationDocTree.addContent(heading);
          return annotationDocTree;
      }
docs: {@inheritDoc}