Eliminate ash::internal namespace

ash/system/chromeos/bluetooth/bluetooth_notification_controller.cc

 // Copyright 2014 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 "ash/system/chromeos/bluetooth/bluetooth_notification_controller.h"
 
 #include "ash/system/system_notifier.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/logging.h"
@@ skipping 125 matching lines @@
 
   // In any case, remove this pairing notification.
   message_center::MessageCenter::Get()->RemoveNotification(
       kBluetoothDevicePairingNotificationId, false /* by_user */);
 }
 
 }  // namespace
 
 
 namespace ash {
-namespace internal {
 
 BluetoothNotificationController::BluetoothNotificationController()
     : weak_ptr_factory_(this) {
   BluetoothAdapterFactory::GetAdapter(
       base::Bind(&BluetoothNotificationController::OnGetAdapter,
                  weak_ptr_factory_.GetWeakPtr()));
 }
 
 BluetoothNotificationController::~BluetoothNotificationController() {
   if (adapter_.get()) {
@@ skipping 204 matching lines @@
       bundle.GetImageNamed(IDR_AURA_UBER_TRAY_BLUETOOTH),
       base::string16() /* display source */,
       message_center::NotifierId(
           message_center::NotifierId::SYSTEM_COMPONENT,
           system_notifier::kNotifierBluetooth),
       optional,
       NULL));
   message_center::MessageCenter::Get()->AddNotification(notification.Pass());
 }
 
-}  // namespace internal
 }  // namespace ash