Change List constructors.

utils/archive/utils.dart

 // Copyright (c) 2012, 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.
 
 library utils;
 
 import 'dart-ext:dart_archive';
 import 'dart:isolate';
 import 'archive.dart' as archive;
 
@@ skipping 27 matching lines @@
     var errno = response[1];
     var message = response[2];
 
     if (!success) throw new ArchiveException(message, errno);
     return message;
   });
 }
 
 /** Converts [input] to a fixed-length list which C can understand. */
 List listForC(List input) {
-  var list = new List(input.length);
+  var list = new List.fixedLength(input.length);
   list.setRange(0, input.length, input);
   return list;
 }
 
 /** Converts [input] to a [Uint8List] that C can process easily. */
 Uint8List bytesForC(List<int> input) {
   var list = new Uint8List(input.length);
   list.setRange(0, input.length, input);
   return list;
 }
@@ skipping 44 matching lines @@
   /** The error code for the error, or null. */
   final int errno;
 
   ArchiveException(this.message, [this.errno]);
 
   String toString() {
     if (errno == null) return "Archive error: $message";
     return "Archive error $errno: $message";
   }
 }