From 091d06b43b294390a96106e57a7462f6303107a3 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Fri, 17 Apr 2020 05:26:58 -0400
Subject: Bug 1363481 - Add the old attribute value as a parameter to
 Element::AfterSetAttr

Tag #1375
---
 dom/html/HTMLStyleElement.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'dom/html/HTMLStyleElement.cpp')

diff --git a/dom/html/HTMLStyleElement.cpp b/dom/html/HTMLStyleElement.cpp
index 329dda648..743f4addb 100644
--- a/dom/html/HTMLStyleElement.cpp
+++ b/dom/html/HTMLStyleElement.cpp
@@ -171,7 +171,8 @@ HTMLStyleElement::UnbindFromTree(bool aDeep, bool aNullParent)
 
 nsresult
 HTMLStyleElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
-                               const nsAttrValue* aValue, bool aNotify)
+                               const nsAttrValue* aValue,
+                               const nsAttrValue* aOldValue, bool aNotify)
 {
   if (aNameSpaceID == kNameSpaceID_None) {
     if (aName == nsGkAtoms::title ||
@@ -185,7 +186,7 @@ HTMLStyleElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
   }
 
   return nsGenericHTMLElement::AfterSetAttr(aNameSpaceID, aName, aValue,
-                                            aNotify);
+                                            aOldValue, aNotify);
 }
 
 NS_IMETHODIMP
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