code: public void removeValue(int index) {
  
          m_content.removeValue(getPath(), getLocale(), index);
  
          // re-initialize the value list
          m_values = m_content.getValues(getPath(), getLocale());
      }
docs: Removes the value element of the sequence type at the selected index from XML content document.<p>
  
  @param index the index where to remove the value element
  
  @see CmsXmlContent#removeValue(String, Locale, int)