From d4af3f2b7a849324291d44f4a8042fd4e2cf67f6 Mon Sep 17 00:00:00 2001
From: "sfraser%netscape.com"
 <sfraser%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Sat, 3 Apr 1999 01:46:21 +0000
Subject: [PATCH] Added precondition when no content viewer.

git-svn-id: svn://10.0.0.236/trunk@26124 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/content/html/document/src/nsHTMLDocument.cpp | 1 +
 mozilla/layout/html/document/src/nsHTMLDocument.cpp  | 1 +
 2 files changed, 2 insertions(+)

diff --git a/mozilla/content/html/document/src/nsHTMLDocument.cpp b/mozilla/content/html/document/src/nsHTMLDocument.cpp
index 034fcd3232b..549c3526b5f 100644
--- a/mozilla/content/html/document/src/nsHTMLDocument.cpp
+++ b/mozilla/content/html/document/src/nsHTMLDocument.cpp
@@ -292,6 +292,7 @@ nsHTMLDocument::StartDocumentLoad(nsIURL *aURL,
 #ifdef rickgdebug
     rv = NS_New_HTML_ContentSinkStream(&sink);
 #else
+    NS_PRECONDITION(nsnull != aContainer, "No content viewer container");
     aContainer->QueryInterface(kIWebShellIID, (void**)&webShell);
     rv = NS_NewHTMLContentSink(&sink, this, aURL, webShell);
     NS_IF_RELEASE(webShell);
diff --git a/mozilla/layout/html/document/src/nsHTMLDocument.cpp b/mozilla/layout/html/document/src/nsHTMLDocument.cpp
index 034fcd3232b..549c3526b5f 100644
--- a/mozilla/layout/html/document/src/nsHTMLDocument.cpp
+++ b/mozilla/layout/html/document/src/nsHTMLDocument.cpp
@@ -292,6 +292,7 @@ nsHTMLDocument::StartDocumentLoad(nsIURL *aURL,
 #ifdef rickgdebug
     rv = NS_New_HTML_ContentSinkStream(&sink);
 #else
+    NS_PRECONDITION(nsnull != aContainer, "No content viewer container");
     aContainer->QueryInterface(kIWebShellIID, (void**)&webShell);
     rv = NS_NewHTMLContentSink(&sink, this, aURL, webShell);
     NS_IF_RELEASE(webShell);