Backed out from addition of vararg += in Buffer.

3 files changed, 12 insertions, 8 deletions

diff --git a/src/library/scala/List.scala b/src/library/scala/List.scala
index 287d552e34..dead80cdad 100644
--- a/src/library/scala/List.scala
+++ b/src/library/scala/List.scala
@@ -1158,7 +1158,7 @@ sealed abstract class List[+A] extends Seq[A] with Product {
     var these = this
     var those = that
     while (!these.isEmpty && !those.isEmpty) {
-      b += (these.head, those.head)
+      b += ((these.head, those.head))
       these = these.tail
       those = those.tail
     }
@@ -1177,7 +1177,7 @@ sealed abstract class List[+A] extends Seq[A] with Product {
     var idx = 0
 
     while(!these.isEmpty) {
-      b += (these.head, idx)
+      b += ((these.head, idx))
       these = these.tail
       idx += 1
     }
@@ -1209,16 +1209,16 @@ sealed abstract class List[+A] extends Seq[A] with Product {
     var these = this
     var those = that
     while (!these.isEmpty && !those.isEmpty) {
-      b += (these.head, those.head)
+      b += ((these.head, those.head))
       these = these.tail
       those = those.tail
     }
     while (!these.isEmpty) {
-      b += (these.head, thatElem)
+      b += ((these.head, thatElem))
       these = these.tail
     }
     while (!those.isEmpty) {
-      b += (thisElem, those.head)
+      b += ((thisElem, those.head))
       those = those.tail
     }
     b.toList
diff --git a/src/library/scala/collection/mutable/Buffer.scala b/src/library/scala/collection/mutable/Buffer.scala
index cbe594bca1..9c00c140e0 100644
--- a/src/library/scala/collection/mutable/Buffer.scala
+++ b/src/library/scala/collection/mutable/Buffer.scala
@@ -37,15 +37,17 @@ trait Buffer[A] extends AnyRef
 
   /** Append a two or more elements to this buffer.
    *
+   *  enable this for 2.8.0!
+   *
    *  @param elem1 the first element to append.
    *  @param elem2 the second element to append.
    *  @param elems the remaining elements to append.
-   */
   def +=(elem1: A, elem2: A, elems: A*): Unit = {
     this += elem1
     this += elem2
     this ++= elems
   }
+   */
 
   /** Append a single element to this buffer and return
    *  the identity of the buffer.
@@ -57,12 +59,14 @@ trait Buffer[A] extends AnyRef
   /** Append two or more elements to this buffer and return
    *  the identity of the buffer.
    *
+   *  enable this for 2.8.0!
+   *
    *  @param elem1 the first element to append.
    *  @param elem2 the second element to append.
    *  @param elems the remaining elements to append.
-   */
   def +(elem1: A, elem2: A, elems: A*): Buffer[A] =
     this + elem1 + elem2 ++ elems
+   */
 
   /** Prepend a single element to this buffer and return
    *  the identity of the buffer.
diff --git a/src/library/scala/testing/SUnit.scala b/src/library/scala/testing/SUnit.scala
index 1a87c64b0e..7f4954e7e3 100644
--- a/src/library/scala/testing/SUnit.scala
+++ b/src/library/scala/testing/SUnit.scala
@@ -116,7 +116,7 @@ object SUnit {
     val buf = new ArrayBuffer[(Test, Throwable)]()
 
     def addFailure(test: Test, t: Throwable) {
-      buf += (test, t)
+      buf += ((test, t))
     }
 
     def failureCount() =