Show IDN in error screens (DNS failure etc.)

content/renderer/render_view_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 
 #include "base/memory/shared_memory.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/common/ssl_status_serialization.h"
@@ skipping 1954 matching lines @@
   class TestContentRendererClient : public ContentRendererClient {
    public:
     virtual bool ShouldSuppressErrorPage(const GURL& url) OVERRIDE {
       return url == GURL("http://example.com/suppress");
     }
 
     virtual void GetNavigationErrorStrings(
         WebKit::WebFrame* frame,
         const WebKit::WebURLRequest& failed_request,
         const WebKit::WebURLError& error,
+        const std::string& accept_languages,
         std::string* error_html,
         string16* error_description) OVERRIDE {
       if (error_html)
         *error_html = "A suffusion of yellow.";
     }
   };
 
   TestContentRendererClient client_;
 };
 
@@ skipping 35 matching lines @@
 
   // An error occurred.
   view()->didFailProvisionalLoad(web_frame, error);
   ProcessPendingMessages();
   const int kMaxOutputCharacters = 22;
   EXPECT_EQ("A suffusion of yellow.",
             UTF16ToASCII(web_frame->contentAsText(kMaxOutputCharacters)));
 }
 
 }  // namespace content