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/nsComputedDOMStyle.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'layout/style/nsComputedDOMStyle.h')

diff --git a/layout/style/nsComputedDOMStyle.h b/layout/style/nsComputedDOMStyle.h
index e94d8dbf6..5af518c2e 100644
--- a/layout/style/nsComputedDOMStyle.h
+++ b/layout/style/nsComputedDOMStyle.h
@@ -27,6 +27,7 @@
 
 namespace mozilla {
 namespace dom {
+class DocGroup;
 class Element;
 } // namespace dom
 struct ComputedGridTrackInfo;
@@ -84,6 +85,11 @@ public:
     return mElement;
   }
 
+  virtual mozilla::dom::DocGroup* GetDocGroup() const override
+  {
+    return mElement ? mElement->GetDocGroup() : nullptr;
+  }
+
   static already_AddRefed<nsStyleContext>
   GetStyleContextForElement(mozilla::dom::Element* aElement, nsIAtom* aPseudo,
                             nsIPresShell* aPresShell,
-- 
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