InstantiateFromStream
BColumn* column = BColumn::InstantiateFromStream(&stream, wrongEndian);
BViewState* state = BViewState::InstantiateFromStream(&stream, wrongEndian);
BViewState* state = BViewState::InstantiateFromStream(&stream, false);
BColumn* column = BColumn::InstantiateFromStream(&fColumnArchive);
static BViewState* InstantiateFromStream(BMallocIO* stream,
static BColumn* InstantiateFromStream(BMallocIO* stream,