chromeos: Remove OS_WIN and OS_CHROMEOS ifdefs from ash/test

ash/wm/panels/panel_window_resizer_unittest.cc

 // Copyright (c) 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/wm/panels/panel_window_resizer.h"
 
 #include "ash/common/shelf/shelf_layout_manager.h"
 #include "ash/common/shelf/shelf_model.h"
 #include "ash/common/shelf/shelf_widget.h"
 #include "ash/common/shelf/wm_shelf.h"
@@ skipping 13 matching lines @@
 #include "ash/wm/window_properties.h"
 #include "ash/wm/window_state_aura.h"
 #include "base/i18n/rtl.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/base/hit_test.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/views/widget/widget.h"
 #include "ui/wm/core/window_util.h"
 
-#if defined(OS_WIN)
-#include "base/win/windows_version.h"
-#endif
-
 namespace ash {
 
 class PanelWindowResizerTest : public test::AshTestBase {
  public:
   PanelWindowResizerTest() {}
   ~PanelWindowResizerTest() override {}
 
   void SetUp() override {
     AshTestBase::SetUp();
     UpdateDisplay("600x400");
@@ skipping 490 matching lines @@
 INSTANTIATE_TEST_CASE_P(LtrRtl,
                         PanelWindowResizerTextDirectionTest,
                         testing::Bool());
 INSTANTIATE_TEST_CASE_P(NormalPanelPopup,
                         PanelWindowResizerTransientTest,
                         testing::Values(ui::wm::WINDOW_TYPE_NORMAL,
                                         ui::wm::WINDOW_TYPE_PANEL,
                                         ui::wm::WINDOW_TYPE_POPUP));
 
 }  // namespace ash