chromium/third_party/blink/renderer/platform/widget/compositing/layer_tree_view_delegate.h

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_WIDGET_COMPOSITING_LAYER_TREE_VIEW_DELEGATE_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_WIDGET_COMPOSITING_LAYER_TREE_VIEW_DELEGATE_H_

#include <memory>

#include "base/functional/callback.h"
#include "base/time/time.h"
#include "cc/trees/layer_tree_host_client.h"
#include "cc/trees/paint_holding_reason.h"

namespace cc {
class LayerTreeFrameSink;
struct BeginMainFrameMetrics;
struct WebVitalMetrics;
class RenderFrameMetadataObserver;
}  // namespace cc

namespace blink {

// Consumers of LayerTreeView implement this delegate in order to
// transport compositing information across processes.
class LayerTreeViewDelegate { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_WIDGET_COMPOSITING_LAYER_TREE_VIEW_DELEGATE_H_