grouping.extras: clean up using.

diff --git a/extra/grouping/extras/extras.factor b/extra/grouping/extras/extras.factor
index 557c3ab01dfe626aa9de91f6c39b6f48bf45937e..639545e4055b29336e814a286c665cf313187c68 100644 (file)
--- a/extra/grouping/extras/extras.factor
+++ b/extra/grouping/extras/extras.factor
@@ -1,6 +1,5 @@
-USING: accessors combinators fry grouping.private kernel macros
-math math.ranges sequences sequences.generalizations
-sequences.private ;
+USING: accessors combinators fry kernel macros math math.ranges
+sequences sequences.generalizations sequences.private ;
 
 IN: grouping.extras