docs: protected I_CmsXmlContentValue removeBookmark(String path, Locale locale) {
  
          // remove mapping of element name to locale
          Set<Locale> sl;
          sl = m_elementLocales.get(path);
          if (sl != null) {
              sl.remove(locale);
          }
          // remove mapping of locale to element name
          Set<String> sn = m_elementNames.get(locale);
          if (sn != null) {
              sn.remove(path);
          }
          // remove the bookmark and return the removed element
          return m_bookmarks.remove(getBookmarkName(path, locale));
      }