From 5222f6e9daa4cb74b404f769b23510b3d600efd9 Mon Sep 17 00:00:00 2001
From: Gaming4JC <g4jc@hyperbola.info>
Date: Thu, 2 Jan 2020 21:25:47 -0500
Subject: Bug 1274159 - Part 2-2: Support HTMLConstructor WebIDL extended
 attribute for custom elements;

Tag UXP Issue #1344
---
 dom/base/CustomElementRegistry.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'dom/base/CustomElementRegistry.h')

diff --git a/dom/base/CustomElementRegistry.h b/dom/base/CustomElementRegistry.h
index 9034dd7ea..8ef0785af 100644
--- a/dom/base/CustomElementRegistry.h
+++ b/dom/base/CustomElementRegistry.h
@@ -128,6 +128,10 @@ struct CustomElementDefinition
 
   // The document custom element order.
   uint32_t mDocOrder;
+
+  bool IsCustomBuiltIn() {
+    return mType != mLocalName;
+  }
 };
 
 class CustomElementRegistry final : public nsISupports,
@@ -155,6 +159,9 @@ public:
   CustomElementDefinition* LookupCustomElementDefinition(
     const nsAString& aLocalName, const nsAString* aIs = nullptr) const;
 
+  CustomElementDefinition* LookupCustomElementDefinition(
+    JSContext* aCx, JSObject *aConstructor) const;
+
   /**
    * Enqueue created callback or register upgrade candidate for
    * newly created custom elements, possibly extending an existing type.
-- 
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