Re: [PATCH 2/4] split-index; stop abusing the `base_oid` to strip the "link" extension

>>> +enum strip_extensions {
>>> +	WRITE_ALL_EXTENSIONS = 0,
>>> +	STRIP_ALL_EXTENSIONS = 1,
>>> +	STRIP_LINK_EXTENSION_ONLY = 2
>>> +};
>> We do not need to spell out the specific values for this enum; the
>> users' (i.e. the callers of do_write_index()) sole requirement is
>> for these symbols to have different values.
>
> There are several calls to do_write_locked_index() that pass 0 or 1
> as the new final arg.  If we update them to use these enum values,
> then we don't need integer values here.