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

compiler/lib/implementation/collections.dart

Index: compiler/lib/implementation/collections.dart
===================================================================
--- compiler/lib/implementation/collections.dart	(revision 3161)
+++ compiler/lib/implementation/collections.dart	(working copy)
@@ -14,6 +14,15 @@
     }
   }
 
+  static List map(Iterable<Object> source,
+                  List<Object> destination,
+                  f(o)) {
+    for (final e in source) {
+      destination.add(f(e));
+    }
+    return destination;
+  }
+
   static bool some(Iterable<Object> iterable, bool f(Object o)) {
     for (final e in iterable) {
       if (f(e)) return true;