Change the type of the pathSegments argument to the Uri constructor from List to Iterable

sdk/lib/core/uri.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.
 
 part of dart.core;
 
 /**
  * A parsed URI, as specified by RFC-3986, http://tools.ietf.org/html/rfc3986.
  */
 class Uri {
@@ skipping 140 matching lines @@
    * percent-encoding of the keys and values encodes all characters
    * except for the unreserved characters.
    *
    * The fragment component is set through [fragment].
    */
   Uri({scheme,
        this.userInfo: "",
        this.host: "",
        port: 0,
        String path,
-       List<String> pathSegments,
+       Iterable<String> pathSegments,
        String query,
        Map<String, String> queryParameters,
        fragment: ""}) :
       scheme = _makeScheme(scheme),
       query = _makeQuery(query, queryParameters),
       fragment = _makeFragment(fragment) {
     // Perform scheme specific normalization.
     if (scheme == "http" && port == 80) {
       _port = 0;
     } else if (scheme == "https" && port == 443) {
@@ skipping 322 matching lines @@
           allLowercase = false;
         } else {
           throw new ArgumentError('Illegal scheme: $scheme');
         }
       }
     }
 
     return allLowercase ? scheme : scheme.toLowerCase();
   }
 
-  String _makePath(String path, List<String> pathSegments) {
+  String _makePath(String path, Iterable<String> pathSegments) {
     if (path == null && pathSegments == null) return "";
     if (path != null && pathSegments != null) {
       throw new ArgumentError('Both path and pathSegments specified');
     }
     var result;
     if (path != null) {
       result = _normalize(path);
     } else {
       result = pathSegments.map((s) => _uriEncode(_pathCharTable, s)).join("/");
     }
@@ skipping 950 matching lines @@
   void clear() {
     throw new UnsupportedError("Cannot modify an unmodifiable map");
   }
   void forEach(void f(K key, V value)) => _map.forEach(f);
   Iterable<K> get keys => _map.keys;
   Iterable<V> get values => _map.values;
   int get length => _map.length;
   bool get isEmpty => _map.isEmpty;
   bool get isNotEmpty => _map.isNotEmpty;
 }