partial         static void CreateCustomDemo(ref DeviceMembershipCollection customDemoObject);
 private void CopyContentFrom(DeviceMembershipCollection sourceObject)
 {
     CollectionContent = sourceObject.CollectionContent;
             _unmodified_CollectionContent = sourceObject._unmodified_CollectionContent;
 }
 public static DeviceMembershipCollection CreateDefault()
 {
     var result = new DeviceMembershipCollection();
             return result;
 }