Remove duplicate #include.

src/backend/parser/analyze.c

@@ -20,7 +20,7 @@
  * Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- *	$PostgreSQL: pgsql/src/backend/parser/analyze.c,v 1.364 2007/06/11 01:16:24 tgl Exp $
+ *	$PostgreSQL: pgsql/src/backend/parser/analyze.c,v 1.365 2007/06/19 21:24:48 neilc Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -45,7 +45,6 @@
 #include "parser/parse_clause.h"
 #include "parser/parse_coerce.h"
 #include "parser/parse_expr.h"
-#include "parser/parse_expr.h"
 #include "parser/parse_relation.h"
 #include "parser/parse_target.h"
 #include "parser/parse_type.h"