chromeos: convert remaining AshTest usage to AshTestBase

ash/window_user_data_unittest.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/window_user_data.h"
 
 #include <memory>
 
-#include "ash/test/ash_test.h"
+#include "ash/test/ash_test_base.h"
 #include "ash/window_user_data.h"
 #include "base/memory/ptr_util.h"
 #include "ui/aura/window.h"
 #include "ui/compositor/layer_type.h"
 
 namespace ash {
 namespace {
 
 // Class that sets a bool* to true from the destructor. Used to track
 // destruction.
 class Data {
  public:
   explicit Data(bool* delete_setter) : delete_setter_(delete_setter) {}
   ~Data() { *delete_setter_ = true; }
 
  private:
   bool* delete_setter_;
 
   DISALLOW_COPY_AND_ASSIGN(Data);
 };
 
 }  // namespace
 
-using WindowUserDataTest = AshTest;
+using WindowUserDataTest = test::AshTestBase;
 
 // Verifies clear() deletes the data associated with a window.
 TEST_F(WindowUserDataTest, ClearDestroys) {
   WindowUserData<Data> user_data;
   aura::Window window(nullptr, ui::wm::WINDOW_TYPE_UNKNOWN);
   window.Init(ui::LAYER_NOT_DRAWN);
   bool data_deleted = false;
   user_data.Set(&window, base::MakeUnique<Data>(&data_deleted));
   EXPECT_FALSE(data_deleted);
   user_data.clear();
@@ skipping 27 matching lines @@
   window.Init(ui::LAYER_NOT_DRAWN);
   bool data1_deleted = false;
   user_data.Set(&window, base::MakeUnique<Data>(&data1_deleted));
   EXPECT_FALSE(data1_deleted);
   user_data.Set(&window, nullptr);
   EXPECT_TRUE(data1_deleted);
   EXPECT_TRUE(user_data.GetWindows().empty());
 }
 
 }  // namespace ash