/// <summary>
/// Unregister correlation from this service.
/// </summary>
/// <param name="assetTypeName">Asset type name. It is defined by asset provider.</param>
/// <param name="assetId">
/// Used to identify the asset. The id should be immutable in the asset life cycle, even if the status or content changes over time.
/// E.g., project guid is generated during project creation and will never change. This makes it a good candidate for asset id of Project asset.
/// </param>
/// <remarks>
/// Used by Asset Provider.
/// Call this method when previous registered asset correlation is stale.
/// </remarks>
public void UnregisterCorrelation(string assetTypeName, Guid assetId)
{
CodeContract.RequiresArgumentNotNullAndNotWhiteSpace(assetTypeName, "assetTypeName");
CodeContract.RequiresArgumentNotEmpty(assetId, "assetId");
UnregisterCorrelation(assetTypeName, assetId.ToString("D"));
}