code: @Nonnull
    public final EChange removeCustomResponseHeaders (@Nonnull @Nonempty final String sName)
    {
      ValueEnforcer.notEmpty (sName, "Name");
  
      return m_aResponseHeaderMap.removeHeaders (sName);
    }
docs: Removes the response headers matching the passed name from the response.
  <br>
  <b>ATTENTION:</b> You should only use the APIs that {@link UnifiedResponse}
  directly offers. Use this method only in emergency and make sure you
  validate the header field and allowed value!
  
  @param sName
  Name of the header to be removed. May neither be <code>null</code>
  nor empty.
  @return {@link EChange#CHANGED} in header was removed.