From 010f37f47b9c15935a6113cd82e43f0673122016 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Fri, 17 Apr 2020 07:29:57 -0400
Subject: Bug 1422197 - Add fast path to get DocGroup in binding code for
 [CEReactions]

Tag #1375
---
 layout/style/nsDOMCSSAttrDeclaration.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'layout/style/nsDOMCSSAttrDeclaration.cpp')

diff --git a/layout/style/nsDOMCSSAttrDeclaration.cpp b/layout/style/nsDOMCSSAttrDeclaration.cpp
index ce638a9c2..7b659a8cc 100644
--- a/layout/style/nsDOMCSSAttrDeclaration.cpp
+++ b/layout/style/nsDOMCSSAttrDeclaration.cpp
@@ -178,6 +178,12 @@ nsDOMCSSAttributeDeclaration::GetParentObject()
   return mElement;
 }
 
+/* virtual */ DocGroup*
+nsDOMCSSAttributeDeclaration::GetDocGroup() const
+{
+  return mElement ? mElement->OwnerDoc()->GetDocGroup() : nullptr;
+}
+
 NS_IMETHODIMP
 nsDOMCSSAttributeDeclaration::SetPropertyValue(const nsCSSPropertyID aPropID,
                                                const nsAString& aValue)
-- 
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