Move Extension into extensions namespace

chrome/browser/ui/app_modal_dialogs/message_box_handler.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 "chrome/browser/ui/app_modal_dialogs/message_box_handler.h"
 
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/memory/singleton.h"
@@ skipping 209 matching lines @@
                                                  bool is_alert) {
   // If the URL hasn't any host, return the default string.
   if (!origin_url.has_host()) {
       return l10n_util::GetStringUTF16(
           is_alert ? IDS_JAVASCRIPT_ALERT_DEFAULT_TITLE
                    : IDS_JAVASCRIPT_MESSAGEBOX_DEFAULT_TITLE);
   }
 
   // If the URL is a chrome extension one, return the extension name.
   if (extension_host_) {
-    const Extension* extension = extension_host_->
+    const extensions::Extension* extension = extension_host_->
       profile()->GetExtensionService()->extensions()->
       GetExtensionOrAppByURL(ExtensionURLInfo(origin_url));
     if (extension) {
       return UTF8ToUTF16(base::StringPiece(extension->name()));
     }
   }
 
   // Otherwise, return the formatted URL.
   // In this case, force URL to have LTR directionality.
   string16 url_string = net::FormatUrl(origin_url, accept_lang);
@@ skipping 26 matching lines @@
 //------------------------------------------------------------------------------
 
 content::JavaScriptDialogCreator* GetJavaScriptDialogCreatorInstance() {
   return ChromeJavaScriptDialogCreator::GetInstance();
 }
 
 content::JavaScriptDialogCreator* CreateJavaScriptDialogCreatorInstance(
     ExtensionHost* extension_host) {
   return new ChromeJavaScriptDialogCreator(extension_host);
 }