[PATCH 4 of 4] localrepo: mark walk convenience method as deprecated

[Yuya Nishihara]

On Fri, 19 May 2017 17:39:20 -0400, Augie Fackler wrote:
> # HG changeset patch
> # User Augie Fackler <augie at google.com>
> # Date 1495144908 14400
> #      Thu May 18 18:01:48 2017 -0400
> # Node ID 2166762eadc440a70f8bcfbae6248e2ce2712b64
> # Parent  d915f006acf67a7f8f57526a697f498cea3830cc
> localrepo: mark walk convenience method as deprecated

Flagged this as (API) and queued, thanks.