Add a user id parameter to connections

content/browser/frame_host/frame_mojo_shell.cc

Index: content/browser/frame_host/frame_mojo_shell.cc
diff --git a/content/browser/frame_host/frame_mojo_shell.cc b/content/browser/frame_host/frame_mojo_shell.cc
index 95416720f793c93d009e78f245e2fea5a4f73f19..6e3c31664ca283e056eee0e8203fa932fd2611a1 100644
--- a/content/browser/frame_host/frame_mojo_shell.cc
+++ b/content/browser/frame_host/frame_mojo_shell.cc
@@ -50,10 +50,13 @@ void FrameMojoShell::BindRequest(
 // future we may need to support both.
 void FrameMojoShell::Connect(
     const mojo::String& application_url,
+    uint32_t user_id,
     mojo::shell::mojom::InterfaceProviderRequest services,
     mojo::shell::mojom::InterfaceProviderPtr /* exposed_services */,
     mojo::shell::mojom::CapabilityFilterPtr filter,
     const ConnectCallback& callback) {
+  // TODO(beng): user_id is dropped on the floor right now. Figure out what to
+  //             do with it.
   mojo::shell::mojom::InterfaceProviderPtr frame_services;
   service_provider_bindings_.AddBinding(GetServiceRegistry(),
                                         GetProxy(&frame_services));