chromeos: Remove OS_WIN and OS_CHROMEOS ifdefs from ash/test

ash/test/ash_test_helper.h

Index: ash/test/ash_test_helper.h
diff --git a/ash/test/ash_test_helper.h b/ash/test/ash_test_helper.h
index 9c13eddfeb8e75a1d2ade30f2c86d5a31313849e..73086777eacc0d3048534be9a4972d95a48916da 100644
--- a/ash/test/ash_test_helper.h
+++ b/ash/test/ash_test_helper.h
@@ -85,12 +85,10 @@ class AshTestHelper {
   std::unique_ptr<::wm::WMState> wm_state_;
   std::unique_ptr<AshTestViewsDelegate> views_delegate_;
 
-#if defined(OS_CHROMEOS)
   // Check if DBus Thread Manager was initialized here.
   bool dbus_thread_manager_initialized_;
   // Check if Bluez DBus Manager was initialized here.
   bool bluez_dbus_manager_initialized_;
-#endif
 
   std::unique_ptr<test::MaterialDesignControllerTestAPI> material_design_state_;