From 80c024779929d44397a8c03d2fa7808f97f2c21a Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Fri, 17 Apr 2020 07:43:40 -0400
Subject: Issue #1375 - Fix IsWebComponentsEnabled checks

---
 layout/reftests/forms/legend/shadow-dom.html | 29 +++++++++++++++++-----------
 1 file changed, 18 insertions(+), 11 deletions(-)

(limited to 'layout/reftests/forms')

diff --git a/layout/reftests/forms/legend/shadow-dom.html b/layout/reftests/forms/legend/shadow-dom.html
index ad7babcf7..0f0a53665 100644
--- a/layout/reftests/forms/legend/shadow-dom.html
+++ b/layout/reftests/forms/legend/shadow-dom.html
@@ -48,17 +48,19 @@ div.after::after {content: " Y";}
         return e;
       }
 
-      document.body.offsetHeight;
+      function run() {
+        document.body.offsetHeight;
 
-      shadow("host1").innerHTML = '<content></content> c';
-      shadow("host2").innerHTML = 'a <content></content> c';
-      shadow("host3").innerHTML = 'a <content></content>';
-      shadow("host4").innerHTML = '<content></content>';
-      shadow("host5").innerHTML = 'a <content></content>';
-      shadow("host6").innerHTML = '<z style="color:blue; display:contents"><content></content></z> c';
-      shadow("host7").innerHTML = 'a <content select=".c"></content> <content select=".b"></content> B';
-      shadow("host8").innerHTML = 'A <content select=".c"></content> <content select=".b"></content> B';
-      shadow("host9").innerHTML = 'A <content select=".c"></content> <content select=".b"></content> B <content select=".b"></content>';
+        shadow("host1").innerHTML = '<content></content> c';
+        shadow("host2").innerHTML = 'a <content></content> c';
+        shadow("host3").innerHTML = 'a <content></content>';
+        shadow("host4").innerHTML = '<content></content>';
+        shadow("host5").innerHTML = 'a <content></content>';
+        shadow("host6").innerHTML = '<z style="color:blue; display:contents"><content></content></z> c';
+        shadow("host7").innerHTML = 'a <content select=".c"></content> <content select=".b"></content> B';
+        shadow("host8").innerHTML = 'A <content select=".c"></content> <content select=".b"></content> B';
+        shadow("host9").innerHTML = 'A <content select=".c"></content> <content select=".b"></content> B <content select=".b"></content>';
+      }
 
       function tweak() {
         document.body.offsetHeight;
@@ -105,7 +107,12 @@ div.after::after {content: " Y";}
           },0);
       }
 
-      window.addEventListener("MozReftestInvalidate", tweak, false);
+      if (document.body.createShadowRoot) {
+        run();
+        window.addEventListener("MozReftestInvalidate", tweak, false);
+      } else {
+        document.documentElement.removeAttribute("class");
+      }
     </script>
   </body>
 </html>
-- 
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