Add a mojo ServiceRegistry to embedded workers.

content/renderer/service_worker/service_worker_context_client.h

Index: content/renderer/service_worker/service_worker_context_client.h
diff --git a/content/renderer/service_worker/service_worker_context_client.h b/content/renderer/service_worker/service_worker_context_client.h
index 1c5bf915515e4212d8cce1e227f489f58b646b06..1bf375a836105102aa2921c88c19dbb82314c996 100644
--- a/content/renderer/service_worker/service_worker_context_client.h
+++ b/content/renderer/service_worker/service_worker_context_client.h
@@ -15,6 +15,7 @@
 #include "base/strings/string16.h"
 #include "base/time/time.h"
 #include "content/child/webmessageportchannel_impl.h"
+#include "content/common/mojo/service_registry_impl.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "ipc/ipc_listener.h"
 #include "third_party/WebKit/public/platform/WebGeofencingEventType.h"
@@ -71,6 +72,10 @@ class ServiceWorkerContextClient
                          int embedded_worker_id,
                          const IPC::Message& message);
 
+  void BindServiceRegistry(
+      mojo::InterfaceRequest<mojo::ServiceProvider> services,
+      mojo::ServiceProviderPtr exposed_services);
+
   // WebServiceWorkerContextClient overrides.
   virtual blink::WebURL scope() const;
   virtual void getClients(const blink::WebServiceWorkerClientQueryOptions&,
@@ -219,6 +224,8 @@ class ServiceWorkerContextClient
   // destructed on the worker thread in willDestroyWorkerContext.
   scoped_ptr<WorkerContextData> context_;
 
+  ServiceRegistryImpl service_registry_;
+
   // Capture timestamps for UMA
   std::map<int, base::TimeTicks> activate_start_timings_;
   std::map<int, base::TimeTicks> fetch_start_timings_;