/// is called, the file is deleted in the destructor. The optional parameter
/// is used if it turns out you want the file size to be smaller than
/// initially requested.
- std::error_code commit(int64_t NewSmallerSize = -1);
+ std::error_code commit();
/// If this object was previously committed, the destructor just deletes
/// this object. If this object was not committed, the destructor