2 files changed, 2 insertions, 26 deletions
diff --git a/src/library/scala/concurrent/Future.scala b/src/library/scala/concurrent/Future.scala
index 320a4f22b8..4b9e74708d 100644
--- a/src/library/scala/concurrent/Future.scala
+++ b/src/library/scala/concurrent/Future.scala
@@ -522,29 +522,6 @@ trait Future[+T] extends Awaitable[T] {
     p.future
   }
 
-  /** Creates a new future which holds the result of either this future or `that` future, depending on
-   *  which future was completed first.
-   *
-   *  $nonDeterministic
-   *
-   *  Example:
-   *  {{{
-   *  val f = future { sys.error("failed") }
-   *  val g = future { 5 }
-   *  val h = f either g
-   *  await(h, 0) // evaluates to either 5 or throws a runtime exception
-   *  }}}
-   */
-  def either[U >: T](that: Future[U]): Future[U] = {
-    val p = Promise[U]()
-    val completePromise: PartialFunction[Try[U], _] = { case result => p tryComplete result }
-
-    this onComplete completePromise
-    that onComplete completePromise
-
-    p.future
-  }
-
 }
 
 
diff --git a/src/library/scala/concurrent/package.scala b/src/library/scala/concurrent/package.scala
index f7c732b851..3e849f1722 100644
--- a/src/library/scala/concurrent/package.scala
+++ b/src/library/scala/concurrent/package.scala
@@ -29,13 +29,12 @@ package object concurrent {
    */
   def future[T](body: =>T)(implicit execctx: ExecutionContext): Future[T] = Future[T](body)
 
-  /** Creates a promise object which can be completed with a value.
+  /** Creates a promise object which can be completed with a value or an exception.
    *  
    *  @tparam T       the type of the value in the promise
-   *  @param execctx  the execution context on which the promise is created on
    *  @return         the newly created `Promise` object
    */
-  def promise[T]()(implicit execctx: ExecutionContext): Promise[T] = Promise[T]()
+  def promise[T](): Promise[T] = Promise[T]()
 
   /** Used to designate a piece of code which potentially blocks, allowing the current [[BlockContext]] to adjust
    *  the runtime's behavior.