[PATCH 4 of 8] bundle: refactor changegroup prune to be its own function

[Matt Mackall]

On Fri, 2013-05-31 at 10:19 -0700, Durham Goode wrote:
> # HG changeset patch
> # User Durham Goode <durham at fb.com>
> # Date 1369961473 25200
> #      Thu May 30 17:51:13 2013 -0700
> # Node ID 036972b09c16295c000847ba359193858e7b3a4d
> # Parent  66c552d6910908070552d1a1c41d729932b8b111
> bundle: refactor changegroup prune to be its own function

Queued for default, thanks.

-- 
Mathematics is the supreme nostalgia of our time.