.arcconfig

revlogdeltas: extract _getcandidaterevs in a function

The logic barely uses the object it is attached to. This is an important
function that we will clean up in the coming changesets. Moving it at the top
level helps us with that cleanup.

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}