public void ConvertVersion(ID3.Version version)
{
Debug.Assert(CheckInvariant());
Tag oldTag = ToTag();
Clear();
Tag newTag = oldTag.Clone();
new TagVersionProcessor(version).Process(newTag);
DocUtils.PerformAction(this, new TagConversionAction(this, oldTag, newTag));
FromTag(tag);
Debug.Assert(CheckInvariant());
}