Big merge from experimental to bleeding edge.

utils/tests/string_encoding/utf32_test.dart

 #!/usr/bin/env 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 utf32_tests;
 import 'dunit.dart';
 import '../../string_encoding/unicode_core.dart';
 import '../../string_encoding/utf32.dart';
 
@@ skipping 147 matching lines @@
         decodeUtf32le([0xff, 0xfe, 0, 0, 0x8c, 0x4e, 0, 0]),
         "twice variation 7");
 
     Expect.stringEquals(testKoreanCharSubset,
         decodeUtf32(testKoreanCharSubsetUtf32beBom),
         "UTF-32BE Korean");
   }
 
   void testIterableMethods() {
     // empty input
-    Expect.isFalse(decodeUtf32AsIterable([]).iterator().hasNext);
+    Expect.isFalse(decodeUtf32AsIterable([]).iterator.moveNext());
 
     IterableUtf32Decoder koreanDecoder =
       decodeUtf32AsIterable(testKoreanCharSubsetUtf32beBom);
     // get the first character
     Expect.equals(testKoreanCharSubset.charCodes[0],
-        koreanDecoder.iterator().next());
+        koreanDecoder.iterator.first);
     // get the whole translation using the Iterable interface
     Expect.stringEquals(testKoreanCharSubset,
         new String.fromCharCodes(new List<int>.from(koreanDecoder)));
 
     // specify types
     Expect.equals(44032, (new List<int>
         .from(decodeUtf32beAsIterable(testKoreanCharSubsetUtf32beBom)))[0]);
     Expect.equals(44032, (new List<int>
         .from(decodeUtf32leAsIterable(testKoreanCharSubsetUtf32le)))[0]);
     Expect.equals(UNICODE_BOM, (new List<int>
         .from(decodeUtf32beAsIterable(testKoreanCharSubsetUtf32beBom,
             stripBom: false)))[0]);
   }
 }