Revert of Introduce components/display_compositor

components/display_compositor/display_compositor_test_suite.h

-// 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.
-
-#ifndef COMPONENTS_DISPLAY_COMPOSITOR_DISPLAY_COMPOSITOR_TEST_SUITE_H_
-#define COMPONENTS_DISPLAY_COMPOSITOR_DISPLAY_COMPOSITOR_TEST_SUITE_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "base/test/test_discardable_memory_allocator.h"
-#include "base/test/test_suite.h"
-
-namespace base {
-class MessageLoop;
-}
-
-namespace display_compositor {
-
-class DisplayCompositorTestSuite : public base::TestSuite {
- public:
-  DisplayCompositorTestSuite(int argc, char** argv);
-  ~DisplayCompositorTestSuite() override;
-
- protected:
-  // Overridden from base::TestSuite:
-  void Initialize() override;
-  void Shutdown() override;
-
- private:
-  std::unique_ptr<base::MessageLoop> message_loop_;
-
-  base::TestDiscardableMemoryAllocator discardable_memory_allocator_;
-  DISALLOW_COPY_AND_ASSIGN(DisplayCompositorTestSuite);
-};
-
-}  // namespace display_compositor
-
-#endif  // COMPONENTS_DISPLAY_COMPOSITOR_DISPLAY_COMPOSITOR_TEST_SUITE_H_