Moves app_list() and related functions from Shell to WmShell

ash/accelerators/accelerator_controller_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/accelerators/accelerator_controller.h"
 
 #include "ash/common/accelerators/accelerator_table.h"
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/accessibility_types.h"
 #include "ash/common/ash_switches.h"
@@ skipping 1002 matching lines @@
   // Lock screen
   // NOTE: Accelerators that do not work on the lock screen need to be
   // tested before the sequence below is invoked because it causes a side
   // effect of locking the screen.
   EXPECT_TRUE(
       ProcessInController(ui::Accelerator(ui::VKEY_L, ui::EF_COMMAND_DOWN)));
 }
 
 TEST_F(AcceleratorControllerTest, GlobalAcceleratorsToggleAppList) {
   app_list::test::TestAppListPresenter test_app_list_presenter;
-  WmShell::Get()->app_list()->SetAppListPresenter(
+  Shell::Get()->app_list()->SetAppListPresenter(
       test_app_list_presenter.CreateInterfacePtrAndBind());
   AccessibilityDelegate* delegate =
       Shell::GetInstance()->accessibility_delegate();
 
   // The press event should not toggle the AppList, the release should instead.
   EXPECT_FALSE(
       ProcessInController(ui::Accelerator(ui::VKEY_LWIN, ui::EF_NONE)));
   RunAllPendingInMessageLoop();
   EXPECT_EQ(ui::VKEY_LWIN, GetCurrentAccelerator().key_code());
   EXPECT_EQ(0u, test_app_list_presenter.toggle_count());
@@ skipping 534 matching lines @@
     // Expect no notifications from the new accelerators.
     EXPECT_TRUE(IsMessageCenterEmpty());
 
     // If the action is LOCK_SCREEN, we must reset the state by unlocking the
     // screen before we proceed testing the rest of accelerators.
     ResetStateIfNeeded();
   }
 }
 
 }  // namespace ash