Remove unused fields from ReindexStmt.

fe263d11 changed the REINDEX logic so that those fields are not used at all,
but forgot to remove them.

Sawada Masahiko

src/backend/nodes/copyfuncs.c

@@ -3754,8 +3754,6 @@ _copyReindexStmt(const ReindexStmt *from)
 	COPY_SCALAR_FIELD(kind);
 	COPY_NODE_FIELD(relation);
 	COPY_STRING_FIELD(name);
-	COPY_SCALAR_FIELD(do_system);
-	COPY_SCALAR_FIELD(do_user);
 
 	return newnode;
 }

src/backend/nodes/equalfuncs.c

@@ -1901,8 +1901,6 @@ _equalReindexStmt(const ReindexStmt *a, const ReindexStmt *b)
 	COMPARE_SCALAR_FIELD(kind);
 	COMPARE_NODE_FIELD(relation);
 	COMPARE_STRING_FIELD(name);
-	COMPARE_SCALAR_FIELD(do_system);
-	COMPARE_SCALAR_FIELD(do_user);
 
 	return true;
 }

src/include/nodes/parsenodes.h

@@ -2739,8 +2739,6 @@ typedef struct ReindexStmt
 	ReindexObjectType	kind;	/* REINDEX_OBJECT_INDEX, REINDEX_OBJECT_TABLE, etc. */
 	RangeVar   *relation;		/* Table or index to reindex */
 	const char *name;			/* name of database to reindex */
-	bool		do_system;		/* include system tables in database case */
-	bool		do_user;		/* include user tables in database case */
 } ReindexStmt;
 
 /* ----------------------