Moved the AppNotification system into extensions namespace

chrome/browser/extensions/app_notify_channel_ui_impl.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/app_notify_channel_ui_impl.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_manager.h"
@@ skipping 10 matching lines @@
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
+namespace extensions {
+
 class AppNotifyChannelUIImpl::InfoBar : public ConfirmInfoBarDelegate {
  public:
   InfoBar(AppNotifyChannelUIImpl* creator,
           InfoBarTabHelper* helper,
           const std::string& app_name);
   virtual ~InfoBar();
 
   // ConfirmInfoBarDelegate.
   virtual string16 GetMessageText() const OVERRIDE;
   virtual string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
@@ skipping 157 matching lines @@
   ProfileSyncServiceFactory::GetInstance()->GetForProfile(
       profile_)->AddObserver(this);
 }
 
 void AppNotifyChannelUIImpl::StopObservingSync() {
   CHECK(observing_sync_);
   observing_sync_ = false;
   ProfileSyncServiceFactory::GetInstance()->GetForProfile(
       profile_)->RemoveObserver(this);
 }
+
+}  // namespace extensions