From 3a8d306281fc2a5564d75cb8098376b89c02b382 Mon Sep 17 00:00:00 2001
From: Paul Rouget <me@paulrouget.com>
Date: Mon, 28 Oct 2019 17:11:45 +0100
Subject: [PATCH] Properly set MouseEvent buttons property

---
 components/script/dom/mouseevent.rs                            | 2 +-
 .../metadata/dom/events/Event-subclasses-constructors.html.ini | 3 ---
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/components/script/dom/mouseevent.rs b/components/script/dom/mouseevent.rs
index fc0f777ecd5..48600f1155e 100644
--- a/components/script/dom/mouseevent.rs
+++ b/components/script/dom/mouseevent.rs
@@ -137,7 +137,7 @@ impl MouseEvent {
             init.parent.shiftKey,
             init.parent.metaKey,
             init.button,
-            0,
+            init.buttons,
             init.relatedTarget.as_deref(),
             None,
         );
diff --git a/tests/wpt/metadata/dom/events/Event-subclasses-constructors.html.ini b/tests/wpt/metadata/dom/events/Event-subclasses-constructors.html.ini
index 952d6bea81c..57bf766d5ba 100644
--- a/tests/wpt/metadata/dom/events/Event-subclasses-constructors.html.ini
+++ b/tests/wpt/metadata/dom/events/Event-subclasses-constructors.html.ini
@@ -1,8 +1,5 @@
 [Event-subclasses-constructors.html]
   type: testharness
-  [MouseEvent constructor (argument with non-default values)]
-    expected: FAIL
-
   [WheelEvent constructor (argument with non-default values)]
     expected: FAIL