diff --git a/src/browser/tests/performance_observer/performance_observer.html b/src/browser/tests/performance_observer/performance_observer.html
index 7b5b6c9e..c1c546b7 100644
--- a/src/browser/tests/performance_observer/performance_observer.html
+++ b/src/browser/tests/performance_observer/performance_observer.html
@@ -37,7 +37,6 @@
 }
 </script>
 
-<<<<<<< HEAD
 <script id="microtask_access_to_list">
 {