Rename "test" ozone platform to "headless"

ui/ozone/platform/test/test_window_manager.h

-// Copyright 2014 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 UI_OZONE_PLATFORM_TEST_TEST_WINDOW_MANAGER_H_
-#define UI_OZONE_PLATFORM_TEST_TEST_WINDOW_MANAGER_H_
-
-#include "base/files/file_path.h"
-#include "base/id_map.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/threading/thread_checker.h"
-#include "ui/gfx/native_widget_types.h"
-#include "ui/ozone/public/surface_factory_ozone.h"
-
-namespace ui {
-
-class TestWindow;
-
-class TestWindowManager {
- public:
-  explicit TestWindowManager(const base::FilePath& dump_location);
-  ~TestWindowManager();
-
-  // Initialize (mainly check that we have a place to write output to).
-  void Initialize();
-
-  // Register a new window. Returns the window id.
-  int32_t AddWindow(TestWindow* window);
-
-  // Remove a window.
-  void RemoveWindow(int32_t window_id, TestWindow* window);
-
-  // Find a window object by id;
-  TestWindow* GetWindow(int32_t window_id);
-
-  // User-supplied path for images.
-  base::FilePath base_path() const;
-
- private:
-  base::FilePath location_;
-
-  IDMap<TestWindow> windows_;
-  base::ThreadChecker thread_checker_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestWindowManager);
-};
-
-}  // namespace ui
-
-#endif  // UI_OZONE_PLATFORM_TEST_TEST_WINDOW_MANAGER_H_