Change new List(n) to return fixed length list.

sdk/lib/_internal/compiler/implementation/util/link_implementation.dart

Index: sdk/lib/_internal/compiler/implementation/util/link_implementation.dart
diff --git a/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart b/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart
index 2f9ea8414d63179db530781e952811e3671e5790..b82949c3584ee4ef3e94c445646fca7cfc5947a5 100644
--- a/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart
+++ b/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart
@@ -81,12 +81,8 @@ class LinkEntry<T> extends Link<T> {
 
   bool get isEmpty => false;
 
-  List<T> toList() {
-    List<T> list = new List<T>();
-    for (Link<T> link = this; !link.isEmpty; link = link.tail) {
-      list.addLast(link.head);
-    }
-    return list;
+  List<T> toList({ bool growable: false }) {
+    return new List<T>.from(this, growable: growable);
   }
 
   void forEach(void f(T element)) {