[PATCH] parsers: fix a memleak, and add a clearcaches method to the index

[Matt Mackall]

On Fri, 2012-04-06 at 00:36 -0700, Bryan O'Sullivan wrote:
> # HG changeset patch
> # User Bryan O'Sullivan <bryano at fb.com>
> # Date 1333697316 25200
> # Branch stable
> # Node ID d57ad50ac22c51b884f73712edebee3269c64cf6
> # Parent  9f8b716fbb2ff4506389f2bc4ce27c589ecc2c41
> parsers: fix a memleak, and add a clearcaches method to the index

Queued for default, thanks.

-- 
Mathematics is the supreme nostalgia of our time.