From 6997c3326fc925d06ea8a7127bff837aa60f4327 Mon Sep 17 00:00:00 2001
From: Moonchild <moonchild@palemoon.org>
Date: Thu, 13 Jan 2022 18:51:05 +0000
Subject: [DOM] Stop treating XSLT meta refresh as a special snowflake thing.

It's just not healthy. It'll get delusions of self-importance and go rogue.
Next thing you know it'll start identifying as other elements.
---
 dom/xslt/xslt/txMozillaXMLOutput.cpp | 37 ------------------------------------
 dom/xslt/xslt/txMozillaXMLOutput.h   |  2 --
 2 files changed, 39 deletions(-)

(limited to 'dom/xslt')

diff --git a/dom/xslt/xslt/txMozillaXMLOutput.cpp b/dom/xslt/xslt/txMozillaXMLOutput.cpp
index 21b3c228f..16163eca8 100644
--- a/dom/xslt/xslt/txMozillaXMLOutput.cpp
+++ b/dom/xslt/xslt/txMozillaXMLOutput.cpp
@@ -236,19 +236,6 @@ txMozillaXMLOutput::endDocument(nsresult aResult)
         }
     }
 
-    if (!mRefreshString.IsEmpty()) {
-        nsPIDOMWindowOuter* win = mDocument->GetWindow();
-        if (win) {
-            nsCOMPtr<nsIRefreshURI> refURI =
-                do_QueryInterface(win->GetDocShell());
-            if (refURI) {
-                refURI->SetupRefreshURIFromHeader(mDocument->GetDocBaseURI(),
-                                                  mDocument->NodePrincipal(),
-                                                  mRefreshString);
-            }
-        }
-    }
-
     if (mNotifier) {
         mNotifier->OnTransformEnd();
     }
@@ -744,35 +731,11 @@ txMozillaXMLOutput::endHTMLElement(nsIContent* aElement)
         mCurrentNodeStack.RemoveObjectAt(last);
         mTableState = static_cast<TableState>
                                  (NS_PTR_TO_INT32(mTableStateStack.pop()));
-
-        return NS_OK;
-    }
-    else if (mCreatingNewDocument && aElement->IsHTMLElement(nsGkAtoms::meta)) {
-        // handle HTTP-EQUIV data
-        nsAutoString httpEquiv;
-        aElement->GetAttr(kNameSpaceID_None, nsGkAtoms::httpEquiv, httpEquiv);
-        if (!httpEquiv.IsEmpty()) {
-            nsAutoString value;
-            aElement->GetAttr(kNameSpaceID_None, nsGkAtoms::content, value);
-            if (!value.IsEmpty()) {
-                nsContentUtils::ASCIIToLower(httpEquiv);
-                nsCOMPtr<nsIAtom> header = NS_Atomize(httpEquiv);
-                processHTTPEquiv(header, value);
-            }
-        }
     }
     
     return NS_OK;
 }
 
-void txMozillaXMLOutput::processHTTPEquiv(nsIAtom* aHeader, const nsString& aValue)
-{
-    // For now we only handle "refresh". There's a longer list in
-    // HTMLContentSink::ProcessHeaderData
-    if (aHeader == nsGkAtoms::refresh)
-        LossyCopyUTF16toASCII(aValue, mRefreshString);
-}
-
 nsresult
 txMozillaXMLOutput::createResultDocument(const nsSubstring& aName, int32_t aNsID,
                                          nsIDOMDocument* aSourceDocument,
diff --git a/dom/xslt/xslt/txMozillaXMLOutput.h b/dom/xslt/xslt/txMozillaXMLOutput.h
index acdf9bd02..f58dbb118 100644
--- a/dom/xslt/xslt/txMozillaXMLOutput.h
+++ b/dom/xslt/xslt/txMozillaXMLOutput.h
@@ -80,7 +80,6 @@ private:
     nsresult createTxWrapper();
     nsresult startHTMLElement(nsIContent* aElement, bool aXHTML);
     nsresult endHTMLElement(nsIContent* aElement);
-    void processHTTPEquiv(nsIAtom* aHeader, const nsString& aValue);
     nsresult createHTMLElement(nsIAtom* aName,
                                nsIContent** aResult);
 
@@ -105,7 +104,6 @@ private:
     RefPtr<txTransformNotifier> mNotifier;
 
     uint32_t mTreeDepth, mBadChildLevel;
-    nsCString mRefreshString;
 
     txStack mTableStateStack;
     enum TableState {
-- 
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