Eliminate outgoing InterfaceProvider

services/shell/public/cpp/interface_registry.h

Index: services/shell/public/cpp/interface_registry.h
diff --git a/services/shell/public/cpp/interface_registry.h b/services/shell/public/cpp/interface_registry.h
index 6ac149bf197e08f26e7ab7e5596f6bf0985bf340..ab62a8c154c1e405bc6f99881c42789859bad26f 100644
--- a/services/shell/public/cpp/interface_registry.h
+++ b/services/shell/public/cpp/interface_registry.h
@@ -127,6 +127,9 @@ class InterfaceRegistry : public mojom::InterfaceProvider {
   // Populates a set with the interface names this registry can bind.
   void GetInterfaceNames(std::set<std::string>* interface_names);
 
+  // Sets a closure to be run when the InterfaceProvider pipe is closed.
+  void SetConnectionLostClosure(const base::Closure& connection_lost_closure);
+
  private:
   using NameToInterfaceBinderMap =
       std::map<std::string, std::unique_ptr<InterfaceBinder>>;