Track performance

Summary: Track performance for subtree updates

Reviewed By: antonk52

Differential Revision: D41531057

fbshipit-source-id: b9cfd04e5d22796f026c56d2fc66c7dea8accb78

desktop/plugins/public/ui-debugger/index.tsx

@@ -44,6 +44,7 @@ export function plugin(client: PluginClient<Events>) {
     limit: 10 * 1024,
   });
   client.onMessage('perfStats', (event) => {
+    client.logger.track('performance', 'subtreeUpdate', event, 'ui-debugger');
     perfEvents.append(event);
   });