diff --git a/content/base/test/file_x-frame-options_main.html b/content/base/test/file_x-frame-options_main.html
index e18f74613d4d..6bc1b5f5ee64 100644
--- a/content/base/test/file_x-frame-options_main.html
+++ b/content/base/test/file_x-frame-options_main.html
@@ -19,6 +19,8 @@ window.addEventListener('load', parent.testFramesLoaded, false);
+
+