Eliminate ash::internal namespace

chrome/browser/ui/views/frame/immersive_mode_controller_ash_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 "chrome/browser/ui/views/frame/immersive_mode_controller_ash.h"
 
 #include "ash/ash_switches.h"
 #include "ash/root_window_controller.h"
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shelf/shelf_types.h"
@@ skipping 211 matching lines @@
   browser_view()->GetWidget()->Restore();
   EXPECT_FALSE(controller()->IsEnabled());
 }
 
 // Test how being simultaneously in tab fullscreen and immersive fullscreen
 // affects the shelf visibility and whether the tab indicators are hidden.
 TEST_F(ImmersiveModeControllerAshTest, TabAndBrowserFullscreen) {
   AddTab(browser(), GURL("about:blank"));
 
   // The shelf should start out as visible.
-  ash::internal::ShelfLayoutManager* shelf =
+  ash::ShelfLayoutManager* shelf =
       ash::Shell::GetPrimaryRootWindowController()->GetShelfLayoutManager();
   ASSERT_EQ(ash::SHELF_VISIBLE, shelf->visibility_state());
 
   // 1) Test that entering tab fullscreen from immersive fullscreen hides the
   // tab indicators and the shelf.
   ToggleFullscreen();
   ASSERT_TRUE(controller()->IsEnabled());
   EXPECT_EQ(ash::SHELF_AUTO_HIDE, shelf->visibility_state());
   EXPECT_FALSE(controller()->ShouldHideTabIndicators());
 
@@ skipping 86 matching lines @@
 
   // Exit immersive fullscreen. The web contents should be back below the window
   // header.
   ToggleFullscreen();
   EXPECT_FALSE(browser_view()->GetWidget()->IsFullscreen());
   EXPECT_FALSE(controller()->IsEnabled());
   EXPECT_FALSE(tabstrip->visible());
   EXPECT_FALSE(toolbar->visible());
   EXPECT_EQ(header_height, GetBoundsInWidget(contents_web_view).y());
 }