[ash] Cleanup of ScopedOverviewAnimationSettings

ash/wm/overview/scoped_overview_animation_settings_factory.cc

 // 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.
 
 #include "ash/wm/overview/scoped_overview_animation_settings_factory.h"
 
+#include "ash/wm/overview/scoped_overview_animation_settings.h"
 #include "base/logging.h"
+#include "base/memory/ptr_util.h"
+#include "ui/aura/window.h"

[msw, 2017/05/24 17:39:16]

optional nit: probably not necessary

[varkha, 2017/05/24 18:29:51]

Acknowledged (class removed).

 
 namespace ash {
 
 // static
 ScopedOverviewAnimationSettingsFactory*
     ScopedOverviewAnimationSettingsFactory::instance_ = nullptr;
 
 // static
 ScopedOverviewAnimationSettingsFactory*
 ScopedOverviewAnimationSettingsFactory::Get() {
   return instance_;
 }
 
 ScopedOverviewAnimationSettingsFactory::
     ScopedOverviewAnimationSettingsFactory() {
   DCHECK(!instance_);
   instance_ = this;
 }
 
 ScopedOverviewAnimationSettingsFactory::
     ~ScopedOverviewAnimationSettingsFactory() {
   DCHECK_EQ(instance_, this);
   instance_ = nullptr;
 }
 
+std::unique_ptr<ScopedOverviewAnimationSettings>
+ScopedOverviewAnimationSettingsFactory::CreateOverviewAnimationSettings(
+    OverviewAnimationType animation_type,
+    aura::Window* window) {
+  return base::MakeUnique<ScopedOverviewAnimationSettings>(animation_type,
+                                                           window);
+}
+
 }  // namespace ash