Fix for si-5018.

Methods keySet, values and withDefault now return serializable collections.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/library/scala/collection/MapLike.scala b/src/library/scala/collection/MapLike.scala
index 034c1a0c0c..b2b687e75a 100644
--- a/src/library/scala/collection/MapLike.scala
+++ b/src/library/scala/collection/MapLike.scala
@@ -165,7 +165,7 @@ self =>
 
   /** The implementation class of the set returned by `keySet`.
    */
-  protected class DefaultKeySet extends AbstractSet[A] with Set[A] {
+  protected class DefaultKeySet extends AbstractSet[A] with Set[A] with Serializable {
     def contains(key : A) = self.contains(key)
     def iterator = keysIterator
     def + (elem: A): Set[A] = (Set[A]() ++ this + elem).asInstanceOf[Set[A]] // !!! concrete overrides abstract problem
@@ -200,7 +200,7 @@ self =>
 
   /** The implementation class of the iterable returned by `values`.
    */
-  protected class DefaultValuesIterable extends AbstractIterable[B] with Iterable[B] {
+  protected class DefaultValuesIterable extends AbstractIterable[B] with Iterable[B] with Serializable {
     def iterator = valuesIterator
     override def size = self.size
     override def foreach[C](f: B => C) = self.valuesIterator foreach f