removed imports of java mapped classes

in tools code

libraries/sandbox/extensionTraits/src/kotlin2/BindExtensionFunctions.kt

@@ -11,7 +11,7 @@ annotation class extension() {
 /**
  * Defines the extension functions on a List<T>
  */
-extension open class ListExtensions<T>(private val that: java.util.List<T>): CollectionExtensions<T>(that), ListLike<T> {
+extension open class ListExtensions<T>(private val that: List<T>): CollectionExtensions<T>(that), ListLike<T> {
     public override fun get(index: Int): T {
         return that.get(index)!!
     }
@@ -20,7 +20,7 @@ extension open class ListExtensions<T>(private val that: java.util.List<T>): Col
 /**
  * Defines the extension functions on a Collection<T>
  */
-extension open class CollectionExtensions<T>(private val that: java.util.Collection<T>): CollectionLike<T> {
+extension open class CollectionExtensions<T>(private val that: Collection<T>): CollectionLike<T> {
     public override fun iterator(): Iterator<T> {
         // TODO adapt java.util.Iterator<T> to Iterator<T>
         throw UnsupportedOperationException()
@@ -36,7 +36,7 @@ extension open class CollectionExtensions<T>(private val that: java.util.Collect
 /**
  * Defines the extension functions on a Collection<T>
  */
-extension open class IteratorExtensions<T>(private val that: java.util.Iterator<T>): LazyTraversable<T> {
+extension open class IteratorExtensions<T>(private val that: Iterator<T>): LazyTraversable<T> {
     public override fun iterator(): Iterator<T> {
         // TODO adapt java.util.Iterator<T> to Iterator<T>
         throw UnsupportedOperationException()

libraries/sandbox/extensionTraits/src/kotlin2/EagerTraversable.kt

@@ -1,8 +1,6 @@
 package kotlin2
 
 import java.util.ArrayList
-import java.util.Collection
-import java.util.List
 
 public trait EagerTraversable<T>: Traversable<T> {
     /**

libraries/sandbox/extensionTraits/src/kotlin2/Traversable.kt

@@ -350,7 +350,7 @@ public trait Traversable<T>: Iterable<T> {
     /*
         public fun withIndices(): java.lang.Iterable<#(Int, T)> {
             return object : java.lang.Iterable<#(Int, T)> {
-                public override fun iterator(): java.util.Iterator<#(Int, T)> {
+                public override fun iterator(): Iterator<#(Int, T)> {
                     return NumberedIterator<T>(iterator())
                 }
             }