[nomaster] Revert "SI-4664 Make scala.util.Random Serializable"

Also revert "SI-4664 [Make scala.util.Random Serializable] Add test case"

This reverts commit 0b92073a38f9d1823f051ac18173078bfcfafc8a.
This reverts commit 2aa66bec86fd464712b0d15251cc400ff9d52821.

This is necessary to maintain binary compatibility with 2.10.0.

3 files changed, 10 insertions, 25 deletions

diff --git a/bincompat-forward.whitelist.conf b/bincompat-forward.whitelist.conf
index 1ff6cc6012..9673976c60 100644
--- a/bincompat-forward.whitelist.conf
+++ b/bincompat-forward.whitelist.conf
@@ -25,15 +25,15 @@ filter {
         #     matchName="scala.collection.immutable.Range.head"
         #     problemName=IncompatibleResultTypeProblem
         # },
-        # TODO: revert 0b92073a38 2aa66bec86: SI-4664 [Make scala.util.Random Serializable] Add test case
-        {
-            matchName="scala.util.Random"
-            problemName=MissingTypesProblem
-        },
-        {
-            matchName="scala.util.Random$"
-            problemName=MissingTypesProblem
-        },
+        # revert 0b92073a38 2aa66bec86: SI-4664 [Make scala.util.Random Serializable] Add test case
+        # {
+        #     matchName="scala.util.Random"
+        #     problemName=MissingTypesProblem
+        # },
+        # {
+        #     matchName="scala.util.Random$"
+        #     problemName=MissingTypesProblem
+        # },
         {
             # private[concurrent]
             matchName="scala.concurrent.BatchingExecutor$Batch"
diff --git a/src/library/scala/util/Random.scala b/src/library/scala/util/Random.scala
index 2b11594f66..24c4cd7a32 100644
--- a/src/library/scala/util/Random.scala
+++ b/src/library/scala/util/Random.scala
@@ -17,7 +17,7 @@ import scala.language.{implicitConversions, higherKinds}
  *  @author Stephane Micheloud
  *
  */
-class Random(val self: java.util.Random) extends AnyRef with Serializable {
+class Random(val self: java.util.Random) {
   /** Creates a new random number generator using a single long seed. */
   def this(seed: Long) = this(new java.util.Random(seed))
 
diff --git a/test/files/jvm/serialization.scala b/test/files/jvm/serialization.scala
index f2c47aad77..34b64938b4 100644
--- a/test/files/jvm/serialization.scala
+++ b/test/files/jvm/serialization.scala
@@ -604,7 +604,6 @@ object Test {
     Test7
     Test8
     Test9_parallel
-    Test10_util
   }
 }
 
@@ -670,17 +669,3 @@ object Test9_parallel {
       throw e
   }
 }
-
-//############################################################################
-// Test classes in package scala.util
-
-object Test10_util {
-  import scala.util.Random
-  def rep[A](n: Int)(f: => A) { if (n > 0) { f; rep(n-1)(f) } }
-
-  try {
-    val random = new Random(345)
-    val random2: Random = read(write(random))
-    rep(5) { assert(random.nextInt == random2.nextInt) }
-  }
-}