ash: Move alignment and autohide behavior from Shelf to WmShelf

ash/wm/immersive_fullscreen_controller_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/shared/immersive_fullscreen_controller.h"
 
-#include "ash/common/shelf/shelf.h"
 #include "ash/common/shelf/shelf_types.h"
+#include "ash/common/shelf/wm_shelf.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/display/display_manager.h"
 #include "ash/display/mouse_cursor_event_filter.h"
 #include "ash/root_window_controller.h"
 #include "ash/shared/immersive_fullscreen_controller_delegate.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/test/display_manager_test_api.h"
 #include "ash/test/immersive_fullscreen_controller_test_api.h"
 #include "ash/wm/window_state_aura.h"
@@ skipping 995 matching lines @@
   EXPECT_FALSE(controller()->IsRevealed());
   bubble_widget8->Close();
 }
 
 #endif  // defined(OS_WIN)
 
 // Test that the shelf is set to auto hide as long as the window is in
 // immersive fullscreen and that the shelf's state before entering immersive
 // fullscreen is restored upon exiting immersive fullscreen.
 TEST_F(ImmersiveFullscreenControllerTest, Shelf) {
-  Shelf* shelf = Shelf::ForPrimaryDisplay();
+  WmShelf* shelf = GetPrimaryShelf();
 
   // Shelf is visible by default.
   window()->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
   ASSERT_FALSE(controller()->IsEnabled());
   ASSERT_EQ(SHELF_VISIBLE, shelf->GetVisibilityState());
 
   // Entering immersive fullscreen sets the shelf to auto hide.
   window()->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_FULLSCREEN);
   SetEnabled(true);
   EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
@@ skipping 13 matching lines @@
   SetEnabled(true);
   EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
 
   // Disabling immersive fullscreen maintains the user's auto-hide selection.
   SetEnabled(false);
   window()->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
   EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
 }
 
 }  // namespase ash