1 files changed, 16 insertions, 0 deletions
diff --git a/dom/html/reftests/body-frame-margin-remove-other-pres-hint.html b/dom/html/reftests/body-frame-margin-remove-other-pres-hint.html
new file mode 100644
index 0000000000..16428813af
--- /dev/null
+++ b/dom/html/reftests/body-frame-margin-remove-other-pres-hint.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+    <title></title>
+</head>
+<body>
+<script type="text/javascript">
+    function loadFrame() {
+        let frame = document.getElementById('frame');
+        frame.contentDocument.body.removeAttribute('lang');
+        document.documentElement.className = "";
+    }
+</script>
+<iframe id=frame onload="loadFrame()" srcdoc="<body lang='en'>text</body>" marginwidth="100px" marginheight="100px"  width=300px height=300px></iframe>
+</body>
+</html>
+\ No newline at end of file