Revert of Introduce components/display_compositor

components/display_compositor/run_all_unittests.cc

-// Copyright (c) 2012 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 "base/bind.h"
-#include "base/test/launcher/unit_test_launcher.h"
-#include "components/display_compositor/display_compositor_test_suite.h"
-
-int main(int argc, char** argv) {
-  display_compositor::DisplayCompositorTestSuite test_suite(argc, argv);
-
-  return base::LaunchUnitTests(
-      argc, argv,
-      base::Bind(&display_compositor::DisplayCompositorTestSuite::Run,
-                 base::Unretained(&test_suite)));
-}