/// <summary>
/// Writes the content of this instance to a persistent storage area.
/// </summary>
/// <param name="editSerializer">The mechanism for storing content.</param>
public void WriteData(EditSerializer editSerializer)
{
editSerializer.WriteInternalId(DataField.Id, m_InternalId);
editSerializer.WriteEntity(DataField.Entity, m_What);
editSerializer.WriteFeatureId(m_Id);
}