Log Message:
-----------
Small code cleanup for recent UPDATE SET (values) patch.
Modified Files:
--------------
pgsql/src/backend/parser:
gram.y (r2.561 -> r2.562)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/gram.y.diff?r1=2.561&r2=2.562)