Fix build: ServiceRegisty's Mojo module changed.

sky/viewer/document_view.h

 // Copyright 2014 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.
 
 #ifndef SKY_VIEWER_DOCUMENT_VIEW_H_
 #define SKY_VIEWER_DOCUMENT_VIEW_H_
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "mojo/public/cpp/application/lazy_interface_ptr.h"
@@ skipping 123 matching lines @@
   mojo::ServiceProviderPtr services_provided_by_embedder_;
   mojo::Shell* shell_;
   TestHarnessPtr test_harness_;
   mojo::NavigatorHostPtr navigator_host_;
   blink::WebView* web_view_;
   mojo::View* root_;
   mojo::ViewManagerClientFactory view_manager_client_factory_;
   scoped_ptr<LayerHost> layer_host_;
   scoped_refptr<Layer> root_layer_;
   RasterizerBitmap* bitmap_rasterizer_;  // Used for pixel tests.
-  service_registry::ServiceRegistryPtr service_registry_;
+  mojo::ServiceRegistryPtr service_registry_;
   scoped_ptr<mojo::StrongBinding<mojo::ServiceProvider>>
       service_registry_service_provider_binding_;
   base::WeakPtrFactory<DocumentView> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DocumentView);
 };
 
 }  // namespace sky
 
 #endif  // SKY_VIEWER_DOCUMENT_VIEW_H_