FArchiveStackTraceMemoryWriter ( [FArchiveCallstacks](API\Runtime\CoreUObject\Serialization\FArchiveCallstacks) & Callstacks, const [FArchiveDiffMap](API\Runtime\CoreUObject\Serialization\FArchiveDiffMap) * DiffMap, const int64 DiffMapOffset, const int64 PreAllocateBytes, bool bIsPersistent, const TCHAR * Filename )