Move Extension into extensions namespace

chrome/browser/component_updater/component_updater_service.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/component_updater/component_updater_service.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/at_exit.h"
@@ skipping 19 matching lines @@
 #include "content/public/browser/utility_process_host_client.h"
 #include "content/public/common/url_fetcher.h"
 #include "content/public/common/url_fetcher_delegate.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/escape.h"
 #include "net/base/load_flags.h"
 
 using content::BrowserThread;
 using content::UtilityProcessHost;
 using content::UtilityProcessHostClient;
+using extensions::Extension;
 
 // The component updater is designed to live until process shutdown, so
 // base::Bind() calls are not refcounted.
 
 namespace {
 // Extends an omaha compatible update check url |query| string. Does
 // not mutate the string if it would be longer than |limit| chars.
 bool AddQueryString(const std::string& id,
                     const std::string& version,
                     size_t limit,
@@ skipping 718 matching lines @@
   ScheduleNextRun(false);
 }
 
 // The component update factory. Using the component updater as a singleton
 // is the job of the browser process.
 ComponentUpdateService* ComponentUpdateServiceFactory(
     ComponentUpdateService::Configurator* config) {
   DCHECK(config);
   return new CrxUpdateService(config);
 }