Added unit tests for the Dart Chrome.* API wrappers.

tools/json_schema_compiler/dart_test/empty_namespace.dart

Index: tools/json_schema_compiler/dart_test/empty_namespace.dart
diff --git a/tools/json_schema_compiler/dart_test/empty_namespace.dart b/tools/json_schema_compiler/dart_test/empty_namespace.dart
new file mode 100644
index 0000000000000000000000000000000000000000..d2378a2860c2af201731b0f2c6437db706c8fbea
--- /dev/null
+++ b/tools/json_schema_compiler/dart_test/empty_namespace.dart
@@ -0,0 +1,19 @@
+// 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.
+
+// Generated from namespace: empty_namespace
+
+part of chrome;
+/**
+ * Functions
+ */
+
+class API_empty_namespace {
+  /*
+   * API connection
+   */
+  Object _jsObject;
+  API_empty_namespace(this._jsObject) {
+  }
+}