public ORMultiValueDictionary <TKey, TValue> MergeDelta(ORDictionary <TKey, ORSet <TValue> > .IDeltaOperation delta)
{
if (_withValueDeltas)
{
return(new ORMultiValueDictionary <TKey, TValue>(Underlying.MergeDeltaRetainingDeletedValues(delta), _withValueDeltas));
}
else
{
return(new ORMultiValueDictionary <TKey, TValue>(Underlying.MergeDelta(delta), _withValueDeltas));
}
}
