Eliminate ash::internal namespace

ash/system/tray/special_popup_row.cc

 // Copyright (c) 2013 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/tray/special_popup_row.h"
 
 #include "ash/system/tray/hover_highlight_view.h"
 #include "ash/system/tray/throbber_view.h"
 #include "ash/system/tray/tray_constants.h"
 #include "ash/system/tray/tray_popup_header_button.h"
 #include "grit/ash_resources.h"
 #include "grit/ash_strings.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/rect.h"
 #include "ui/views/background.h"
 #include "ui/views/border.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/painter.h"
 
 namespace ash {
-namespace internal {
-
 namespace {
 
 const int kIconPaddingLeft = 5;
 const int kSpecialPopupRowHeight = 55;
 const int kBorderHeight = 1;
 const SkColor kBorderColor = SkColorSetRGB(0xaa, 0xaa, 0xaa);
 
 views::View* CreatePopupHeaderButtonsContainer() {
   views::View* view = new views::View;
   view->SetLayoutManager(new
@@ skipping 89 matching lines @@
   gfx::Rect container_bounds = content_bounds;
   container_bounds.ClampToCenteredSize(bounds.size());
   container_bounds.set_x(content_bounds.width() - container_bounds.width());
   button_container_->SetBoundsRect(container_bounds);
 
   bounds = content_->bounds();
   bounds.set_width(button_container_->x());
   content_->SetBoundsRect(bounds);
 }
 
-}  // namespace internal
 }  // namespace ash