From 2751ea016ba86eaf76f49178292af2a37fbde716 Mon Sep 17 00:00:00 2001
From: "peterlubczynski%netscape.com" <peterlubczynski%netscape.com>
Date: Mon, 21 Oct 2002 02:05:59 +0000
Subject: [PATCH] Backing out fix to bug 163568 to fix bug 169991, r=darin,
 sr=bzbarsky, a=dbaron

---
 docshell/base/nsDocShell.cpp | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
index 303aa6a9c1fb..897c972aed82 100644
--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@@ -140,7 +140,6 @@
 #include "nsIWebBrowserChromeFocus.h"
 
 #include "nsPluginError.h"
-#include "nsIURL.h"
 
 static NS_DEFINE_IID(kDeviceContextCID, NS_DEVICE_CONTEXT_CID);
 static NS_DEFINE_CID(kSimpleURICID, NS_SIMPLEURI_CID);
@@ -4456,26 +4455,6 @@ nsDocShell::NewContentViewerObj(const char *aContentType,
     nsCOMPtr<nsIPluginHost> pluginHost (do_GetService(kPluginManagerCID));
     nsCOMPtr<nsIChannel> aOpenedChannel = do_QueryInterface(request);
 
-    // check plugins to see if there is an override mime type for this extension
-    if (pluginHost &&
-        NS_FAILED(pluginHost->IsPluginEnabledForType(aContentType))) {      
-      // get the extension from the url which we get from the channel
-      nsCOMPtr<nsIURI> uri;
-      if (NS_SUCCEEDED(aOpenedChannel->GetURI(getter_AddRefs(uri)))) {
-        nsCOMPtr<nsIURL> url = do_QueryInterface(uri);
-        if (url) {
-          nsCAutoString fileExtension;
-          url->GetFileExtension(fileExtension);
-          if (!fileExtension.IsEmpty()) {            
-            // ask the plugin host for a mime type for this extension
-            const char* pluginMimeType;
-            if (NS_SUCCEEDED(pluginHost->IsPluginEnabledForExtension(fileExtension.get(), pluginMimeType)))
-              aContentType = pluginMimeType;
-          }
-        }
-      }
-    }
-
     //XXX This should probably be some category thing....
     nsCAutoString contractId(NS_DOCUMENT_LOADER_FACTORY_CONTRACTID_PREFIX
                              "view"