[mus+ash] Removes WmWindow from ash (app_list, frame, metrics, session, system, wallpaper)

ash/wm/lock_action_handler_layout_manager.cc

 // Copyright 2017 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/wm/lock_action_handler_layout_manager.h"
 
 #include <vector>
 
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/public/interfaces/tray_action.mojom.h"
 #include "ash/shelf/shelf.h"
 #include "ash/shell.h"
 #include "ash/tray_action/tray_action.h"
 #include "ash/wm/lock_window_state.h"
 #include "ash/wm/window_state.h"
 #include "ash/wm/window_util.h"
 #include "ash/wm/wm_event.h"
-#include "ash/wm_window.h"
 
 namespace ash {
 
 LockActionHandlerLayoutManager::LockActionHandlerLayoutManager(
     aura::Window* window,
     Shelf* shelf)
     : LockLayoutManager(window),
       shelf_observer_(this),
       tray_action_observer_(this) {
   TrayAction* tray_action = Shell::Get()->tray_action();
@@ skipping 62 matching lines @@
     }
   }
 
   if (!window()->children().empty() &&
       state == mojom::TrayActionState::kActive) {
     wm::ActivateWindow(window()->children().back());
   }
 }
 
 }  // namespace ash