Eliminate ash::internal namespace

ash/shelf/shelf_unittest.cc

 // Copyright 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/shelf/shelf.h"
 #include "ash/shelf/shelf_button.h"
 #include "ash/shelf/shelf_item_delegate_manager.h"
 #include "ash/shelf/shelf_model.h"
 #include "ash/shelf/shelf_view.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/test/shelf_test_api.h"
 #include "ash/test/shelf_view_test_api.h"
 #include "ash/test/test_shelf_item_delegate.h"
 #include "ash/wm/window_util.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/gfx/display.h"
 #include "ui/gfx/screen.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
 #endif
 
-using ash::internal::ShelfView;
-using ash::internal::ShelfButton;
+using ash::ShelfView;
+using ash::ShelfButton;
 
 namespace ash {
 
 class ShelfTest : public ash::test::AshTestBase {
  public:
   ShelfTest()
       : shelf_(NULL),
         shelf_view_(NULL),
         shelf_model_(NULL),
         item_delegate_manager_(NULL) {}
@@ skipping 116 matching lines @@
 
   // Removes the first item in main shelf view.
   shelf_model()->RemoveItemAt(shelf_model()->ItemIndexByID(first_item_id));
 
   // Waits for all transitions to finish and there should be no crash.
   test_api()->RunMessageLoopUntilAnimationsDone();
   EXPECT_FALSE(shelf()->IsShowingOverflowBubble());
 }
 
 }  // namespace ash