Eliminate OnConnect usage

ash/mus/window_manager_application.h

Index: ash/mus/window_manager_application.h
diff --git a/ash/mus/window_manager_application.h b/ash/mus/window_manager_application.h
index 6b23199d23e381b4edb147f2f107211907801123..bbab43db21114caa99d3bbc287ba6184e61d6489 100644
--- a/ash/mus/window_manager_application.h
+++ b/ash/mus/window_manager_application.h
@@ -14,6 +14,7 @@
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "mojo/public/cpp/bindings/binding.h"
+#include "services/service_manager/public/cpp/binder_registry.h"
 #include "services/service_manager/public/cpp/service.h"
 #include "services/tracing/public/cpp/provider.h"
 #include "services/ui/common/types.h"
@@ -70,8 +71,9 @@ class WindowManagerApplication : public service_manager::Service {
 
   // service_manager::Service:
   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;
 
   tracing::Provider tracing_;
 
@@ -86,6 +88,8 @@ class WindowManagerApplication : public service_manager::Service {
   std::unique_ptr<chromeos::system::ScopedFakeStatisticsProvider>
       statistics_provider_;
 
+  service_manager::BinderRegistry registry_;
+
   DISALLOW_COPY_AND_ASSIGN(WindowManagerApplication);
 };