Allow client process information to be passed via Connector::Connect().

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 6b89e3b6cc5b4d6f112a3a9c76b56e17d6793018..0639df510aa8e37861d01510da84a8e19cd1fd91 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -6093,7 +6093,7 @@ mojo::shell::mojom::InterfaceProviderPtr RenderFrameImpl::ConnectToApplication(
   target->user_id = mojo::shell::mojom::kInheritUserID;
   target->instance = "";
   connector_->Connect(std::move(target), GetProxy(&interface_provider), nullptr,
-                      base::Bind(&OnGotInstanceID));
+                      nullptr, base::Bind(&OnGotInstanceID));
   return interface_provider;
 }