Clean up dead InterfaceRegistry instances in ServiceContext

content/common/service_manager/service_manager_connection_impl.cc

Index: content/common/service_manager/service_manager_connection_impl.cc
diff --git a/content/common/service_manager/service_manager_connection_impl.cc b/content/common/service_manager/service_manager_connection_impl.cc
index d8a69f1e60ca02472f67e4ba033ad984c4d8daa6..ebf4396bbfef08d4085dd5ee89e006f2570d09c8 100644
--- a/content/common/service_manager/service_manager_connection_impl.cc
+++ b/content/common/service_manager/service_manager_connection_impl.cc
@@ -258,7 +258,7 @@ class ServiceManagerConnectionImpl::IOThreadContext
         !has_browser_connection_) {
       has_browser_connection_ = true;
       registry->set_default_binder(default_browser_binder_);
-      registry->SetConnectionLostClosure(
+      registry->AddConnectionLostClosure(
           base::Bind(&IOThreadContext::OnBrowserConnectionLost, this));
       return true;
     }