packed_ref_store: move `packed_refs_lock` member here
commit139c4596ad6fc1585574f27fde6dea28ab1d3a54
authorMichael Haggerty <mhagger@alum.mit.edu>
Fri, 23 Jun 2017 07:01:23 +0000 (23 09:01 +0200)
committerJunio C Hamano <gitster@pobox.com>
Fri, 23 Jun 2017 20:27:32 +0000 (23 13:27 -0700)
tree02c70eede17b81a5fb0ddae58bba1d9849077c54
parente0d483970b0d666be7bbb74ee0bbf6d8baf7a0ea
packed_ref_store: move `packed_refs_lock` member here

Move the `packed_refs_lock` member from `files_ref_store` to
`packed_ref_store`, and rename it to `lock` since it's now more
obvious what it is locking.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
refs/files-backend.c