dart:convert library.

sdk/lib/codec/encoding.dart

Index: sdk/lib/codec/encoding.dart
diff --git a/sdk/lib/codec/encoding.dart b/sdk/lib/codec/encoding.dart
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+// Copyright (c) 2013, 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.codec;
+
+abstract class Encoding {
+  static const UTF8 = const Utf8Codec();
+  static const ASCII = const AsciiCodec();
+  static const ISO_8859_1 = const Iso8859_1Codec();
+}
+
+class Utf8Codec extends Codec<String, List<int>> {
+  const Utf8Codec();
+
+  Converter get encoder => new Utf8Encoder();
+  Converter get decoder => new Utf8Decoder();
+}
+
+class AsciiCodec extends Codec<String, List<int>> {
+  const AsciiCodec();
+
+  Converter get encoder => new AsciiEncoder();
+  Converter get decoder => new AsciiDecoder();
+}
+
+class Iso8859_1Codec extends Codec<String, List<int>> {
+  const Iso8859_1Codec();
+
+  Converter get encoder => new Iso8859_1Encoder();
+  Converter get decoder => new Iso8859_1Decoder();
+}