repo: Port -refs.c to openat()

I'd like to incrementally convert all of `ostree-repo*.c` to
fd-relative usage, so that we can sanely introduce
`ostree_repo_new_at()` which doesn't involve GFile.

This one is medium risk, but passes the test suite.
This commit is contained in:
Colin Walters committed 2016-01-28 14:57:13 -05:00
1 parent 5bab946b80
commit ca57ec4aa5
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+1 -1
Submodule libglnx updated: 0313864129...769522753c.