More explicit empty paren lists in method calls.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/library/scala/collection/SetLike.scala b/src/library/scala/collection/SetLike.scala
index a6ebcc0e20..9fd24317f2 100644
--- a/src/library/scala/collection/SetLike.scala
+++ b/src/library/scala/collection/SetLike.scala
@@ -180,14 +180,14 @@ self =>
     def hasNext = len <= elms.size || itr.hasNext
     def next = {
       if (!itr.hasNext) {
-        if (len > elms.size) Iterator.empty.next
+        if (len > elms.size) Iterator.empty.next()
         else {
           itr = new SubsetsItr(elms, len)
           len += 1
         }
       }
 
-      itr.next
+      itr.next()
     }
   }
 
@@ -205,11 +205,11 @@ self =>
 
     def hasNext = _hasNext
     def next(): This = {
-      if (!hasNext) Iterator.empty.next
+      if (!hasNext) Iterator.empty.next()
 
       val buf = self.newBuilder
       idxs.slice(0, len) foreach (idx => buf += elms(idx))
-      val result = buf.result
+      val result = buf.result()
 
       var i = len - 1
       while (i >= 0 && idxs(i) == idxs(i+1)-1) i -= 1