Log Message:
-----------
Remove unnecessary use of index_open just to get the index name.
Modified Files:
--------------
pgsql-server/src/backend/commands:
explain.c (r1.126 -> r1.127)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/backend/commands/explain.c.diff?r1=1.126&r2=1.127)