chromium/ui/aura/window_occlusion_change_builder.cc

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/aura/window_occlusion_change_builder.h"

#include "base/check_op.h"
#include "base/containers/flat_map.h"
#include "components/viz/client/frame_eviction_manager.h"
#include "third_party/skia/include/core/SkRegion.h"
#include "ui/aura/window_tracker.h"

namespace aura {

// Provide updating of occlusion info on aura::Window.
class DefaultWindowOcclusionChangeBuilder
    : public WindowOcclusionChangeBuilder { … };

// static
std::unique_ptr<WindowOcclusionChangeBuilder>
WindowOcclusionChangeBuilder::Create() { … }

}  // namespace aura