Move Extension into extensions namespace

chrome/browser/extensions/extension_browser_event_router.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/extensions/extension_browser_event_router.h"
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/extension_action/extension_page_actions_api_constants.h"
 #include "chrome/browser/extensions/extension_event_names.h"
@@ skipping 658 matching lines @@
   DispatchEventToExtension(profile,
                            extension_id,
                            "experimental.keybinding.onCommand",
                            json_args);
 }
 
 void ExtensionBrowserEventRouter::ExtensionActionExecuted(
     Profile* profile,
     const std::string& extension_id,
     TabContentsWrapper* tab_contents) {
-  const Extension* extension =
+  const extensions::Extension* extension =
       profile->GetExtensionService()->GetExtensionById(extension_id, false);
   if (!extension)
     return;
 
   const char* event_name = NULL;
   switch (extension->declared_action_type()) {
     case ExtensionAction::TYPE_NONE:
       break;
     case ExtensionAction::TYPE_BROWSER:
       event_name = "browserAction.onClicked";
       break;
     case ExtensionAction::TYPE_PAGE:
       event_name = "pageAction.onClicked";
       break;
   }
 
   if (event_name) {
     DispatchEventWithTab(profile,
                          extension_id,
                          event_name,
                          tab_contents->web_contents(),
                          true);
   }
 }