New ErrorCode implementations.

R=zundel@google.com
BUG=
TEST=

Review URL: http://codereview.chromium.org//8395013

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@841 260f80e4-7a28-3924-810f-c04153c831b5

compiler/java/com/google/dart/compiler/SubSystem.java

@@ -0,0 +1,12 @@
+// Copyright (c) 2011, 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.
+
+package com.google.dart.compiler;
+
+/**
+ * Subsystem of compiler.
+ */
+public enum SubSystem {
+  COMPILER, PARSER, STATIC_TYPE, RESOLVER, NORMALIZE, CODE_GEN, JS_BACKEND, CLOSURE_BACKEND
+}