Moves app_list() and related functions from Shell to WmShell

ash/common/accelerators/accelerator_controller.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 <utility>
 
 #include "ash/common/accelerators/accelerator_commands.h"
 #include "ash/common/accelerators/accelerator_controller_delegate.h"
@@ skipping 256 matching lines @@
             ->accessibility_delegate()
             ->IsSpokenFeedbackEnabled())
       return false;
   }
   return true;
 }
 
 void HandleToggleAppList(const ui::Accelerator& accelerator) {
   if (accelerator.key_code() == ui::VKEY_LWIN)
     base::RecordAction(UserMetricsAction("Accel_Search_LWin"));
-  WmShell::Get()->ToggleAppList();
+  Shell::Get()->ToggleAppList();
 }
 
 void HandleToggleFullscreen(const ui::Accelerator& accelerator) {
   if (accelerator.key_code() == ui::VKEY_MEDIA_LAUNCH_APP2)
     base::RecordAction(UserMetricsAction("Accel_Fullscreen_F4"));
   accelerators::ToggleFullscreen();
 }
 
 void HandleToggleOverview() {
   base::RecordAction(base::UserMetricsAction("Accel_Overview_F5"));
@@ skipping 879 matching lines @@
         data->old_shortcut_id, data->new_shortcut_id);
   }
 
   if (!data->deprecated_enabled)
     return AcceleratorProcessingStatus::STOP;
 
   return AcceleratorProcessingStatus::PROCEED;
 }
 
 }  // namespace ash