Fix rebase breakage

Author: odersky

compiler/src/dotty/tools/dotc/core/tasty/TastyHTMLPrinter.scala

@@ -6,7 +6,7 @@ import Contexts._, Decorators._
 import Names.Name
 import TastyUnpickler._
 import TastyBuffer.NameRef
-import util.Positions.offsetToInt
+import util.Spans.offsetToInt
 import printing.Highlighting._
 
 class TastyHTMLPrinter(bytes: Array[Byte])(implicit ctx: Context) extends TastyPrinter(bytes) {

compiler/src/dotty/tools/dotc/core/tasty/TastyPrinter.scala

@@ -129,7 +129,7 @@ class TastyPrinter(bytes: Array[Byte])(implicit ctx: Context) {
 
     def unpickle(reader: TastyReader, tastyName: NameTable): String = {
       sb.append(s" ${reader.endAddr.index - reader.currentAddr.index}")
-      val positions = new PositionUnpickler(reader).positions
+      val positions = new PositionUnpickler(reader, tastyName).positions
       sb.append(s" position bytes:\n")
       val sorted = positions.toSeq.sortBy(_._1.index)
       for ((addr, pos) <- sorted) {