Fixing redundant type parameter in toIndexedSeq which causes suboptimal type inference

7 files changed, 7 insertions, 7 deletions

diff --git a/src/library/scala/collection/GenTraversableOnce.scala b/src/library/scala/collection/GenTraversableOnce.scala
index 3e42e7812b..305f8d768d 100644
--- a/src/library/scala/collection/GenTraversableOnce.scala
+++ b/src/library/scala/collection/GenTraversableOnce.scala
@@ -471,7 +471,7 @@ trait GenTraversableOnce[+A] {
    *  $willNotTerminateInf
    *  @return an indexed sequence containing all elements of this $coll.
    */
-  def toIndexedSeq[A1 >: A]: immutable.IndexedSeq[A1]
+  def toIndexedSeq: immutable.IndexedSeq[A]
 
   /** Converts this $coll to a stream.
    *  $willNotTerminateInf
diff --git a/src/library/scala/collection/TraversableOnce.scala b/src/library/scala/collection/TraversableOnce.scala
index 908c4c808d..5bb2e563f6 100644
--- a/src/library/scala/collection/TraversableOnce.scala
+++ b/src/library/scala/collection/TraversableOnce.scala
@@ -245,7 +245,7 @@ trait TraversableOnce[+A] extends GenTraversableOnce[A] {
 
   def toSeq: Seq[A] = toStream
 
-  def toIndexedSeq[B >: A]: immutable.IndexedSeq[B] = immutable.IndexedSeq() ++ seq
+  def toIndexedSeq: immutable.IndexedSeq[A] = immutable.IndexedSeq() ++ seq
 
   def toBuffer[B >: A]: mutable.Buffer[B] = new ArrayBuffer[B] ++= seq
 
diff --git a/src/library/scala/collection/TraversableProxyLike.scala b/src/library/scala/collection/TraversableProxyLike.scala
index 15565e57c6..e7e797391e 100644
--- a/src/library/scala/collection/TraversableProxyLike.scala
+++ b/src/library/scala/collection/TraversableProxyLike.scala
@@ -77,7 +77,7 @@ trait TraversableProxyLike[+A, +Repr <: TraversableLike[A, Repr] with Traversabl
   override def toList: List[A] = self.toList
   override def toIterable: Iterable[A] = self.toIterable
   override def toSeq: Seq[A] = self.toSeq
-  override def toIndexedSeq[B >: A] = self.toIndexedSeq
+  override def toIndexedSeq: immutable.IndexedSeq[A] = self.toIndexedSeq
   override def toBuffer[B >: A] = self.toBuffer
   override def toStream: Stream[A] = self.toStream
   override def toSet[B >: A]: immutable.Set[B] = self.toSet
diff --git a/src/library/scala/collection/generic/TraversableForwarder.scala b/src/library/scala/collection/generic/TraversableForwarder.scala
index 6529fe4a79..3d723a1feb 100644
--- a/src/library/scala/collection/generic/TraversableForwarder.scala
+++ b/src/library/scala/collection/generic/TraversableForwarder.scala
@@ -61,7 +61,7 @@ trait TraversableForwarder[+A] extends Traversable[A] {
   override def toList: List[A] = underlying.toList
   override def toIterable: Iterable[A] = underlying.toIterable
   override def toSeq: Seq[A] = underlying.toSeq
-  override def toIndexedSeq[B >: A] = underlying.toIndexedSeq
+  override def toIndexedSeq = underlying.toIndexedSeq
   override def toBuffer[B >: A] = underlying.toBuffer
   override def toStream: Stream[A] = underlying.toStream
   override def toSet[B >: A]: immutable.Set[B] = underlying.toSet
diff --git a/src/library/scala/collection/immutable/IndexedSeq.scala b/src/library/scala/collection/immutable/IndexedSeq.scala
index bbbef158af..e3939001d8 100644
--- a/src/library/scala/collection/immutable/IndexedSeq.scala
+++ b/src/library/scala/collection/immutable/IndexedSeq.scala
@@ -22,7 +22,7 @@ trait IndexedSeq[+A] extends Seq[A]
                     with GenericTraversableTemplate[A, IndexedSeq]
                     with IndexedSeqLike[A, IndexedSeq[A]] {
   override def companion: GenericCompanion[IndexedSeq] = IndexedSeq
-  override def toIndexedSeq[B >: A]: IndexedSeq[B] = this
+  override def toIndexedSeq: IndexedSeq[A] = this
   override def seq: IndexedSeq[A] = this
 }
 
diff --git a/src/library/scala/collection/interfaces/TraversableOnceMethods.scala b/src/library/scala/collection/interfaces/TraversableOnceMethods.scala
index 5e1325fef6..471e977134 100644
--- a/src/library/scala/collection/interfaces/TraversableOnceMethods.scala
+++ b/src/library/scala/collection/interfaces/TraversableOnceMethods.scala
@@ -48,7 +48,7 @@ trait TraversableOnceMethods[+A] {
   // conversions
   def toArray[B >: A : ClassManifest]: Array[B]
   def toBuffer[B >: A]: mutable.Buffer[B]
-  def toIndexedSeq[B >: A]: immutable.IndexedSeq[B]
+  def toIndexedSeq: immutable.IndexedSeq[A]
   def toIterable: Iterable[A]
   def toIterator: Iterator[A]
   def toList: List[A]
diff --git a/src/library/scala/collection/parallel/ParIterableLike.scala b/src/library/scala/collection/parallel/ParIterableLike.scala
index f0d79ada9d..90b64c17f9 100644
--- a/src/library/scala/collection/parallel/ParIterableLike.scala
+++ b/src/library/scala/collection/parallel/ParIterableLike.scala
@@ -801,7 +801,7 @@ self: ParIterableLike[T, Repr, Sequential] =>
 
   override def toList: List[T] = seq.toList
 
-  override def toIndexedSeq[U >: T]: collection.immutable.IndexedSeq[U] = seq.toIndexedSeq[U]
+  override def toIndexedSeq: collection.immutable.IndexedSeq[T] = seq.toIndexedSeq
 
   override def toStream: Stream[T] = seq.toStream