[PATCH 1 of 2 V6] delta: have a native implementation of _findsnapshot

[Yuya Nishihara]

On Fri, 04 Jan 2019 12:23:00 +0100, Boris Feld wrote:
> # HG changeset patch
> # User Boris Feld <boris.feld at octobus.net>
> # Date 1545297320 -3600
> #      Thu Dec 20 10:15:20 2018 +0100
> # Node ID ce19086bebe873ad5a1b62911721f2291fba766d
> # Parent  9e593db5f1a1b08f812591439c831ace55bca321
> # EXP-Topic sparse-revlog
> # Available At https://bitbucket.org/octobus/mercurial-devel/
> #              hg pull https://bitbucket.org/octobus/mercurial-devel/ -r ce19086bebe8
> delta: have a native implementation of _findsnapshot

Queued, thanks.

> +	Py_INCREF(Py_None);
> +	Py_RETURN_NONE;

Removed excessive Py_INCREF(Py_None).