Remove old (pre-webkit) compositor

ui/gfx/test/gfx_test_utils.cc

-// Copyright (c) 2011 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 "ui/gfx/test/gfx_test_utils.h"
-
-#if defined(VIEWS_COMPOSITOR)
-#include "base/command_line.h"
-#include "ui/gfx/compositor/compositor.h"
-#include "ui/gfx/compositor/test/test_compositor.h"
-#endif
-
-#if defined(VIEWS_COMPOSITOR)
-namespace switches {
-
-const char kDisableTestCompositor[] = "disable-test-compositor";
-
-}
-#endif
-
-namespace ui {
-namespace gfx_test_utils {
-
-void SetupTestCompositor() {
-#if defined(VIEWS_COMPOSITOR)
-  if (!CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kDisableTestCompositor)) {
-    // Use a mock compositor that noops draws.
-    ui::Compositor::set_compositor_factory_for_testing(
-        ui::TestCompositor::Create);
-  }
-#endif
-}
-
-}  // namespace gfx_test_utils
-}  // namespace ui