Remove the exports for migrate_pages() and isolate_lru_page() that are
currently not used by in kernel modules.

Signed-off-by: Christoph Lameter <clameter@sgi.com>

Index: linux-2.6.16-rc1-mm2/mm/vmscan.c
===================================================================
--- linux-2.6.16-rc1-mm2.orig/mm/vmscan.c	2006-01-20 16:47:47.000000000 -0800
+++ linux-2.6.16-rc1-mm2/mm/vmscan.c	2006-01-23 08:29:01.000000000 -0800
@@ -999,7 +999,6 @@ next:
 
 	return nr_failed + retry;
 }
-EXPORT_SYMBOL(migrate_pages);
 
 /*
  * Isolate one page from the LRU lists and put it on the
@@ -1029,7 +1028,6 @@ int isolate_lru_page(struct page *page)
 
 	return ret;
 }
-EXPORT_SYMBOL(isolate_lru_page);
 #endif
 
 /*