Re: [PATCH 1/2] remerge-diff: lazily prpare temporary objdir on demand

> It is error prone for each caller that sets revs.remerge_diff bit
> to be responsible for preparing a temporary object directory and
> rotate it into the list of alternate object stores, making it the
> primary object store.
>
> Instead, remove the code to set up and arrange the temporary object
> directory from the current callers and implement it in the code that
> runs remerge-diff logic.  The code to undo the futzing of the list
> of alternate object store is still spread across the callers, but we
> will deal with it in future steps.
>
> Signed-off-by: Junio C Hamano <gitster@pobox.com>