6 files changed, 4 insertions, 9 deletions
diff --git a/src/compiler/scala/tools/nsc/io/Jar.scala b/src/compiler/scala/tools/nsc/io/Jar.scala
index e919621338..ef2c9b13c0 100644
--- a/src/compiler/scala/tools/nsc/io/Jar.scala
+++ b/src/compiler/scala/tools/nsc/io/Jar.scala
@@ -10,7 +10,6 @@ import java.io.{ InputStream, OutputStream, IOException, FileNotFoundException,
 import java.util.jar._
 import scala.collection.JavaConverters._
 import Attributes.Name
-import util.ClassPath
 import scala.language.implicitConversions
 
 // Attributes.Name instances:
diff --git a/src/compiler/scala/tools/nsc/io/Lexer.scala b/src/compiler/scala/tools/nsc/io/Lexer.scala
index 5ffb5b4d4f..e843f8d5ce 100644
--- a/src/compiler/scala/tools/nsc/io/Lexer.scala
+++ b/src/compiler/scala/tools/nsc/io/Lexer.scala
@@ -1,8 +1,6 @@
 package scala.tools.nsc.io
 
-import java.io.{Reader, Writer, StringReader, StringWriter}
-import scala.collection.mutable.{Buffer, ArrayBuffer}
-import scala.math.BigInt
+import java.io.Reader
 
 /** Companion object of class `Lexer` which defines tokens and some utility concepts
  *  used for tokens and lexers
diff --git a/src/compiler/scala/tools/nsc/io/Pickler.scala b/src/compiler/scala/tools/nsc/io/Pickler.scala
index b03a921e87..56ff4a57ee 100644
--- a/src/compiler/scala/tools/nsc/io/Pickler.scala
+++ b/src/compiler/scala/tools/nsc/io/Pickler.scala
@@ -1,6 +1,5 @@
 package scala.tools.nsc.io
 
-import scala.annotation.unchecked
 import Lexer._
 import java.io.Writer
 import scala.language.implicitConversions
diff --git a/src/compiler/scala/tools/nsc/io/Replayer.scala b/src/compiler/scala/tools/nsc/io/Replayer.scala
index 5cb61b6cb1..e3dc8939a3 100644
--- a/src/compiler/scala/tools/nsc/io/Replayer.scala
+++ b/src/compiler/scala/tools/nsc/io/Replayer.scala
@@ -3,7 +3,7 @@ package scala.tools.nsc.io
 import java.io.{Reader, Writer}
 
 import Pickler._
-import Lexer.{Token, EOF}
+import Lexer.EOF
 
 abstract class LogReplay {
   def logreplay(event: String, x: => Boolean): Boolean
diff --git a/src/compiler/scala/tools/nsc/io/SourceReader.scala b/src/compiler/scala/tools/nsc/io/SourceReader.scala
index 569270f530..af745eb3e8 100644
--- a/src/compiler/scala/tools/nsc/io/SourceReader.scala
+++ b/src/compiler/scala/tools/nsc/io/SourceReader.scala
@@ -9,7 +9,7 @@ package io
 
 import java.io.{ FileInputStream, InputStream, IOException }
 import java.nio.{ByteBuffer, CharBuffer}
-import java.nio.channels.{FileChannel, ReadableByteChannel, Channels}
+import java.nio.channels.{ ReadableByteChannel, Channels }
 import java.nio.charset.{CharsetDecoder, CoderResult}
 import scala.tools.nsc.reporters._
 
diff --git a/src/compiler/scala/tools/nsc/io/package.scala b/src/compiler/scala/tools/nsc/io/package.scala
index 711696bb6e..c29a7c96df 100644
--- a/src/compiler/scala/tools/nsc/io/package.scala
+++ b/src/compiler/scala/tools/nsc/io/package.scala
@@ -7,7 +7,6 @@ package scala.tools.nsc
 
 import java.util.concurrent.{ Future, Callable }
 import java.util.{ Timer, TimerTask }
-import java.util.jar.{ Attributes }
 import scala.language.implicitConversions
 
 package object io {
@@ -27,7 +26,7 @@ package object io {
   type VirtualFile = scala.reflect.io.VirtualFile
   val ZipArchive = scala.reflect.io.ZipArchive
   type ZipArchive = scala.reflect.io.ZipArchive
-  
+
   implicit def postfixOps = scala.language.postfixOps // make all postfix ops in this package compile without warning
 
   type JManifest = java.util.jar.Manifest