From ebeef7fbd84196200d565e799350e5c24efa1b52 Mon Sep 17 00:00:00 2001
From: "mrbkap%gmail.com"
 <mrbkap%gmail.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Fri, 23 Jun 2006 21:30:57 +0000
Subject: [PATCH] Don't close random tags when we encounter an erroneous
 </head> tag. bug 342520, r+sr=sicking

git-svn-id: svn://10.0.0.236/trunk@200730 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/parser/htmlparser/src/CNavDTD.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mozilla/parser/htmlparser/src/CNavDTD.cpp b/mozilla/parser/htmlparser/src/CNavDTD.cpp
index 947a940f5f2..9b8c883ad3c 100644
--- a/mozilla/parser/htmlparser/src/CNavDTD.cpp
+++ b/mozilla/parser/htmlparser/src/CNavDTD.cpp
@@ -1547,7 +1547,9 @@ CNavDTD::HandleEndToken(CToken* aToken)
 
     case eHTMLTag_head:
       StripWSFollowingTag(theChildTag, mTokenizer, mTokenAllocator, mLineNumber);
-      result = CloseContainersTo(eHTMLTag_head, PR_FALSE);
+      if (mBodyContext->LastOf(eHTMLTag_head) != kNotFound) {
+        result = CloseContainersTo(eHTMLTag_head, PR_FALSE);
+      }
       mFlags &= ~NS_DTD_FLAG_HAS_EXPLICIT_HEAD;
       break;