Eliminate ash::internal namespace

ash/system/chromeos/network/tray_sms.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 "ash/system/chromeos/network/tray_sms.h"
 
 #include "ash/shell.h"
 #include "ash/system/tray/fixed_sized_scroll_view.h"
 #include "ash/system/tray/system_tray.h"
 #include "ash/system/tray/system_tray_bubble.h"
@@ skipping 35 matching lines @@
   if (!message->GetStringWithoutPathExpansion(kSmsNumberKey, number))
     return false;
   if (!message->GetStringWithoutPathExpansion(kSmsTextKey, text))
     return false;
   return true;
 }
 
 }  // namespace
 
 namespace ash {
-namespace internal {
 
 class TraySms::SmsDefaultView : public TrayItemMore {
  public:
   explicit SmsDefaultView(TraySms* owner)
       : TrayItemMore(owner, true) {
     SetImage(ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
         IDR_AURA_UBER_TRAY_SMS));
     Update();
   }
 
@@ skipping 343 matching lines @@
       size_t index;
       std::string number, text;
       if (GetLatestMessage(&index, &number, &text))
         notification_->Update(index, number, text);
     } else if (notify) {
       ShowNotificationView();
     }
   }
 }
 
-}  // namespace internal
 }  // namespace ash