override chrome:// URLs via extensions.

chrome/browser/browser_about_handler.cc

 // Copyright (c) 2006-2008 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 "chrome/browser/browser_about_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "app/l10n_util.h"
@@ skipping 680 matching lines @@
       memory_html, &root, "t" /* template root node id */);
 
   AboutSource* src = static_cast<AboutSource*>(source_);
   src->FinishDataRequest(template_html, request_id_);
 }
 
 }  // namespace
 
 // -----------------------------------------------------------------------------
 
-bool WillHandleBrowserAboutURL(GURL* url) {
+bool WillHandleBrowserAboutURL(GURL* url, Profile* profile) {
   // We only handle about: schemes.
   if (!url->SchemeIs(chrome::kAboutScheme))
     return false;
 
   // about:blank is special. Frames are allowed to access about:blank,
   // but they are not allowed to access other types of about pages.
   // Just ignore the about:blank and let the TAB_CONTENTS_WEB handle it.
   if (LowerCaseEqualsASCII(url->spec(), chrome::kAboutBlankURL))
     return false;
 
@@ skipping 60 matching lines @@
     AboutIPCDialog::RunDialog();
     return true;
   }
 #endif
 
 #else
   // TODO(port) Implement this.
 #endif
   return false;
 }