Removes WmShell::NewWindow()

ash/common/wm_shell.h

 // Copyright 2016 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.
 
 #ifndef ASH_COMMON_WM_SHELL_H_
 #define ASH_COMMON_WM_SHELL_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "ash/ash_export.h"
 #include "ash/common/metrics/gesture_action_type.h"
 #include "ash/common/metrics/user_metrics_action.h"
 #include "ash/common/session/session_state_observer.h"
 #include "ash/common/wm/lock_state_observer.h"
 #include "base/observer_list.h"
 #include "components/ui_devtools/devtools_server.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/compositor/layer_type.h"
+#include "ui/wm/public/activation_change_observer.h"
 #include "ui/wm/public/window_types.h"
 
 namespace app_list {
 class AppList;
 }
 
 namespace base {
 class SequencedWorkerPool;
 }
 
@@ skipping 174 matching lines @@
     return window_selector_controller_.get();
   }
 
   const scoped_refptr<base::SequencedWorkerPool>& blocking_pool() {
     return blocking_pool_;
   }
 
   // Returns true when ash is running as a service_manager::Service.
   virtual bool IsRunningInMash() const = 0;
 
-  virtual WmWindow* NewWindow(ui::wm::WindowType window_type,
-                              ui::LayerType layer_type) = 0;
-
   virtual WmWindow* GetFocusedWindow() = 0;
   virtual WmWindow* GetActiveWindow() = 0;
 
   virtual WmWindow* GetCaptureWindow() = 0;
 
   // Convenience for GetPrimaryRootWindow()->GetRootWindowController().
   RootWindowController* GetPrimaryRootWindowController();
 
   virtual WmWindow* GetPrimaryRootWindow() = 0;
 
@@ skipping 243 matching lines @@
   base::ObserverList<LockStateObserver> lock_state_observers_;
 
   bool simulate_modal_window_open_for_testing_ = false;
 
   scoped_refptr<base::SequencedWorkerPool> blocking_pool_;
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_WM_SHELL_H_