Move AcceleratorController from WmShell to Shell

ash/shelf/shelf_layout_manager_unittest.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/common/shelf/shelf_layout_manager.h"
 
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/accelerators/accelerator_table.h"
 #include "ash/common/focus_cycler.h"
 #include "ash/common/session/session_controller.h"
@@ skipping 1483 matching lines @@
 
   // Create a visible window so auto-hide behavior is enforced.
   CreateTestWidget();
 
   // Turn on auto-hide for the shelf.
   shelf->SetAutoHideBehavior(SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS);
   EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
   EXPECT_EQ(SHELF_AUTO_HIDE_HIDDEN, shelf->GetAutoHideState());
 
   // Show the status menu. That should make the shelf visible again.
-  WmShell::Get()->accelerator_controller()->PerformActionIfEnabled(
+  Shell::Get()->accelerator_controller()->PerformActionIfEnabled(
       SHOW_SYSTEM_TRAY_BUBBLE);
   EXPECT_EQ(SHELF_AUTO_HIDE, shelf->GetVisibilityState());
   EXPECT_EQ(SHELF_AUTO_HIDE_SHOWN, shelf->GetAutoHideState());
   EXPECT_TRUE(GetPrimarySystemTray()->HasSystemBubble());
 }
 
 TEST_F(ShelfLayoutManagerTest, WorkAreaChangeWorkspace) {
   // Make sure the shelf is always visible.
   WmShelf* shelf = GetPrimaryShelf();
   ShelfLayoutManager* layout_manager = GetShelfLayoutManager();
@@ skipping 296 matching lines @@
   // Open keyboard in sticky mode.
   kb_controller->ShowKeyboard(true);
   layout_manager->OnKeyboardBoundsChanging(keyboard_bounds());
 
   // Work area should be changed.
   EXPECT_NE(orig_work_area,
             display::Screen::GetScreen()->GetPrimaryDisplay().work_area());
 }
 
 }  // namespace ash