Log Message:
-----------
Add log display label for unnamed server-side portals.
Modified Files:
--------------
pgsql/src/backend/tcop:
postgres.c (r1.457 -> r1.458)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/tcop/postgres.c.diff?r1=1.457&r2=1.458)