Eliminate OnConnect usage

services/file/file_service.h

Index: services/file/file_service.h
diff --git a/services/file/file_service.h b/services/file/file_service.h
index 357aa88dc6377db96425c42cbbd7aa82758edb36..c91490a69f69e5d8300f187b631c85ba0c4eb4f2 100644
--- a/services/file/file_service.h
+++ b/services/file/file_service.h
@@ -11,6 +11,7 @@
 #include "components/leveldb/public/interfaces/leveldb.mojom.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/file/public/interfaces/file_system.mojom.h"
+#include "services/service_manager/public/cpp/binder_registry.h"
 #include "services/service_manager/public/cpp/interface_factory.h"
 #include "services/service_manager/public/cpp/service.h"
 
@@ -33,8 +34,9 @@ class FileService
  private:
   // |Service| override:
   void OnStart() override;
-  bool OnConnect(const service_manager::ServiceInfo& remote_info,
-                 service_manager::InterfaceRegistry* registry) override;
+  void OnBindInterface(const service_manager::ServiceInfo& source_info,
+                       const std::string& interface_name,
+                       mojo::ScopedMessagePipeHandle interface_pipe) override;
 
   // |InterfaceFactory<mojom::FileSystem>| implementation:
   void Create(const service_manager::Identity& remote_identity,
@@ -57,6 +59,8 @@ class FileService
   class LevelDBServiceObjects;
   std::unique_ptr<LevelDBServiceObjects> leveldb_objects_;
 
+  service_manager::BinderRegistry registry_;
+
   DISALLOW_COPY_AND_ASSIGN(FileService);
 };