Added method map to Collection interface and all its implementations (except classes generated fr...

compiler/lib/implementation/array.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 class ListFactory<E> {
   factory List.from(Iterable<E> other) {
     if (other == null) {
       throw const NullPointerException();
     }
     List<E> list = new List<E>();
@@ skipping 58 matching lines @@
   int get length() native;
   void _setLength(int length) native;
   void _add(T value) native;
   void _removeRange(int start, int length) native;
   void _insertRange(int start, int length, T initialValue) native;
 
   void forEach(void f(T element)) {
     Collections.forEach(this, f);
   }
 
+  Collection map(f(T element)) {
+    return Collections.map(this, new List(), f);
+  }
+
   Collection<T> filter(bool f(T element)) {
     return Collections.filter(this, new List<T>(), f);
   }
 
   bool every(bool f(T element)) {
     return Collections.every(this, f);
   }
 
   bool some(bool f(T element)) {
     return Collections.some(this, f);
@@ skipping 176 matching lines @@
   }
 
   static List _newList(int len) native {
     return new List(len);
   }
 
   static void _throwIndexOutOfRangeException(int index) native {
     throw new IndexOutOfRangeException(index);
   }
 }