Move even more from WmShell to Shell

ash/common/accelerators/debug_commands.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/common/accelerators/debug_commands.h"
 
 #include "ash/common/accelerators/accelerator_commands.h"
 #include "ash/common/ash_switches.h"
 #include "ash/common/shell_delegate.h"
 #include "ash/common/system/toast/toast_data.h"
@@ skipping 124 matching lines @@
 void HandleToggleTouchscreen() {
   base::RecordAction(base::UserMetricsAction("Accel_Toggle_Touchscreen"));
   ShellDelegate* delegate = Shell::Get()->shell_delegate();
   delegate->SetTouchscreenEnabledInPrefs(
       !delegate->IsTouchscreenEnabledInPrefs(false /* use_local_state */),
       false /* use_local_state */);
   delegate->UpdateTouchscreenStatusFromPrefs();
 }
 
 void HandleToggleTouchView() {
-  MaximizeModeController* controller =
-      WmShell::Get()->maximize_mode_controller();
+  MaximizeModeController* controller = Shell::Get()->maximize_mode_controller();
   controller->EnableMaximizeModeWindowManager(
       !controller->IsMaximizeModeWindowManagerEnabled());
 }
 
 void HandleTriggerCrash() {
   CHECK(false) << "Intentional crash via debug accelerator.";
 }
 
 }  // namespace
 
@@ skipping 50 matching lines @@
     case DEBUG_TRIGGER_CRASH:
       HandleTriggerCrash();
       break;
     default:
       break;
   }
 }
 
 }  // namespace debug
 }  // namespace ash