heaps: cleanup using.

diff --git a/basis/heaps/heaps.factor b/basis/heaps/heaps.factor
index b581faada3612b48f457d94988640031f9211d4f..c23888aa33fe7213bdf80f2f50ccc3b3af7fe536 100644 (file)
--- a/basis/heaps/heaps.factor
+++ b/basis/heaps/heaps.factor
@@ -1,9 +1,9 @@
 ! Copyright (C) 2007, 2008 Ryan Murphy, Doug Coleman,
 ! Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors arrays assocs combinators fry kernel
-kernel.private locals math math.order math.private sequences
-sequences.private summary vectors ;
+USING: accessors arrays assocs fry kernel kernel.private locals
+math math.order math.private sequences sequences.private summary
+vectors ;
 IN: heaps
 
 GENERIC: heap-push* ( value key heap -- entry )