[PATCH] scmutil: seen.union should be seen.update (issue3476)

[Matt Mackall]

On Thu, 2012-05-31 at 20:55 -0700, Bryan O'Sullivan wrote:
> # HG changeset patch
> # User Bryan O'Sullivan <bryano at fb.com>
> # Date 1338522930 25200
> # Node ID 748222250cca41a3f97663a83ee312e958ffd4c0
> # Parent  34f4e2af3cad277b16dcf44a75fbf8ddfa0e76d8
> scmutil: seen.union should be seen.update (issue3476)

Looks like this one belongs on stable, queued, thanks.

-- 
Mathematics is the supreme nostalgia of our time.