Removed redundant `retypedMethod` in `Duplicators`

It was never used since its introduction in 3ee6b3653 by @dragos.

Review by @dragos or @axel22 or @paulp.

1 files changed, 2 insertions, 18 deletions

diff --git a/src/compiler/scala/tools/nsc/typechecker/Duplicators.scala b/src/compiler/scala/tools/nsc/typechecker/Duplicators.scala
index f6142a81be..2b18a0eba7 100644
--- a/src/compiler/scala/tools/nsc/typechecker/Duplicators.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/Duplicators.scala
@@ -42,9 +42,6 @@ abstract class Duplicators extends Analyzer {
 
   protected def newBodyDuplicator(context: Context) = new BodyDuplicator(context)
 
-  def retypedMethod(context: Context, tree: Tree, oldThis: Symbol, newThis: Symbol): Tree =
-    (newBodyDuplicator(context)).retypedMethod(tree.asInstanceOf[DefDef], oldThis, newThis)
-
   /** Return the special typer for duplicate method bodies. */
   override def newTyper(context: Context): Typer =
     newBodyDuplicator(context)
@@ -186,20 +183,6 @@ abstract class Duplicators extends Analyzer {
       stats.foreach(invalidate(_, owner))
     }
 
-    def retypedMethod(ddef: DefDef, oldThis: Symbol, newThis: Symbol): Tree = {
-      oldClassOwner = oldThis
-      newClassOwner = newThis
-      invalidateAll(ddef.tparams)
-      mforeach(ddef.vparamss) { vdef =>
-        invalidate(vdef)
-        vdef.tpe = null
-      }
-      ddef.symbol = NoSymbol
-      enterSym(context, ddef)
-      debuglog("remapping this of " + oldClassOwner + " to " + newClassOwner)
-      typed(ddef)
-    }
-
     private def inspectTpe(tpe: Type) = {
       tpe match {
         case MethodType(_, res) =>
@@ -401,7 +384,8 @@ abstract class Duplicators extends Analyzer {
             tree.symbol = NoSymbol // maybe we can find a more specific member in a subclass of Any (see AnyVal members, like ==)
           }
           val ntree = castType(tree, pt)
-          super.typed(ntree, mode, pt)
+          val res = super.typed(ntree, mode, pt)
+          res
       }
     }