Generate dart2js and analyzer files for shared messages.

pkg/analyzer/lib/src/generated/generated/shared_messages.dart

Index: pkg/analyzer/lib/src/generated/generated/shared_messages.dart
diff --git a/pkg/analyzer/lib/src/generated/generated/shared_messages.dart b/pkg/analyzer/lib/src/generated/generated/shared_messages.dart
new file mode 100644
index 0000000000000000000000000000000000000000..9c9a12379aedb5a4b9874041dd46229129705fce
--- /dev/null
+++ b/pkg/analyzer/lib/src/generated/generated/shared_messages.dart
@@ -0,0 +1,12 @@
+/*
+DON'T EDIT. GENERATED. DON'T EDIT.
+This file has been generated by 'publish.dart' in the dart_messages package.
+*/
+// Copyright (c) 2015, 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.
+import '../error.dart';
+
+const AnalysisOptionsErrorCode exampleMessage = const AnalysisOptionsErrorCode(
+    'exampleMessage',
+    "{2} {1} {0}");  // Generated. Don't edit.