Update dart:convert and dart:core Uri.

test/codegen/lib/convert/utf85_test.dart

Index: test/codegen/lib/convert/utf85_test.dart
diff --git a/test/codegen/language/abstract_syntax_test.dart b/test/codegen/lib/convert/utf85_test.dart
similarity index 52%
copy from test/codegen/language/abstract_syntax_test.dart
copy to test/codegen/lib/convert/utf85_test.dart
index 875b203c45a444fa4a1a3acd3033b70debbbabe0..3b5edc0528cff71e853bf0a1cb7f047103045982 100644
--- a/test/codegen/language/abstract_syntax_test.dart
+++ b/test/codegen/lib/convert/utf85_test.dart
@@ -2,19 +2,14 @@
 // 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 utf8_test;
 import "package:expect/expect.dart";
+import 'dart:convert';
 
 main() {
-  var b = new B();
-  Expect.equals(42, b.foo());
-}
-
-class A {
-  foo();  /// 00: static type warning
-  static bar();  /// 01: compile-time error
-}
-
-class B extends A {
-  foo() => 42;
-  bar() => 87;
+   for (int i = 0; i <= 0x10FFFF; i++) {
+     if (i == UNICODE_BOM_CHARACTER_RUNE) continue;
+     Expect.equals(i,
+        UTF8.decode(UTF8.encode(new String.fromCharCode(i))).runes.first);
+   }
 }