code: public void removeProperty(String pstrSection, String pstrProp)
      {
          INISection objSec = null;
  
          objSec = (INISection) this.mhmapSections.get(pstrSection);
          if (objSec != null)
          {
              objSec.removeProperty(pstrProp);
          	objSec = null;
          }
      }
docs: Removed specified property from the specified section. If the specified
  section or the property does not exist, does nothing.
  @param pstrSection the section name.
  @param pstrProp the name of the property to be removed.