Added ServiceRegistry interface

services/service_registry/service_registry.mojom

Index: services/service_registry/service_registry.mojom
diff --git a/services/service_registry/service_registry.mojom b/services/service_registry/service_registry.mojom
new file mode 100644
index 0000000000000000000000000000000000000000..3db297b9506325e8f663244fdd6bef5d0da0aa89
--- /dev/null
+++ b/services/service_registry/service_registry.mojom
@@ -0,0 +1,12 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+module service_registry;
+
+import "mojo/public/interfaces/application/service_provider.mojom";
+
+interface ServiceRegistry {
+  AddServices(array<string> interface_names,
+              mojo.ServiceProvider service_provider);
+};