FArchiveStackTraceWriter ( [FArchive](API\Runtime\Core\Serialization\FArchive) & InInner, [FArchiveCallstacks](API\Runtime\CoreUObject\Serialization\FArchiveCallstacks) & InCallstacks, const [FArchiveDiffMap](API\Runtime\CoreUObject\Serialization\FArchiveDiffMap) * InDiffMap, int64 InDiffMapStartOffset )