Fix breakage of MV column name list usage.

Kevin Grittner <kgrittn@postgresql.org>

Commit: 732758db4c8226b74a6ea7a90bc8c3cd15f5fe86
Author: Kevin Grittner <kgrittn@postgresql.org>
Date: 2013-11-04T20:31:07Z
Releases: 9.4.0
Fix breakage of MV column name list usage.

Per bug report from Tomonari Katsumata.

Back-patch to 9.3.

Files