Revise InterfaceRegistry API to support filtering interfaces @ Bind() time.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index bd548ac0cd443e251eecf2204df6a4e5648fb09f..15cc0b08086d4132ec5d31dd810ae824c2f7caec 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1222,8 +1222,8 @@ void RenderProcessHostImpl::CreateMessageFilters() {
 }
 
 void RenderProcessHostImpl::RegisterMojoInterfaces() {
-  std::unique_ptr<service_manager::InterfaceRegistry> registry(
-      new service_manager::InterfaceRegistry);
+  auto registry = base::MakeUnique<service_manager::InterfaceRegistry>(
+      service_manager::Identity(), service_manager::InterfaceProviderSpec());
 
   channel_->AddAssociatedInterface(
       base::Bind(&RenderProcessHostImpl::OnRouteProviderRequest,