chromium/components/performance_manager/graph/graph_impl.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_PERFORMANCE_MANAGER_GRAPH_GRAPH_IMPL_H_
#define COMPONENTS_PERFORMANCE_MANAGER_GRAPH_GRAPH_IMPL_H_

#include <stdint.h>

#include <array>
#include <map>
#include <memory>
#include <unordered_set>

#include "base/memory/raw_ptr.h"
#include "base/observer_list.h"
#include "base/process/process_handle.h"
#include "base/sequence_checker.h"
#include "components/performance_manager/execution_context/execution_context_registry_impl.h"
#include "components/performance_manager/graph/initializing_frame_node_observer.h"
#include "components/performance_manager/owned_objects.h"
#include "components/performance_manager/public/graph/graph.h"
#include "components/performance_manager/public/graph/graph_registered.h"
#include "components/performance_manager/public/graph/node_attached_data.h"
#include "components/performance_manager/public/graph/node_state.h"
#include "components/performance_manager/public/graph/node_type.h"
#include "components/performance_manager/public/render_process_host_id.h"
#include "components/performance_manager/registered_objects.h"
#include "services/metrics/public/cpp/ukm_recorder.h"

namespace performance_manager {

class FrameNodeImpl;
class Node;
class NodeBase;
class PageNodeImpl;
class ProcessNodeImpl;
class SystemNodeImpl;
class WorkerNodeImpl;

// Represents a graph of the nodes representing a single browser. Maintains a
// set of nodes that can be retrieved in different ways, some indexed. Keeps
// a list of observers that are notified of node addition and removal.
class GraphImpl : public Graph { … };

}  // namespace performance_manager

#endif  // COMPONENTS_PERFORMANCE_MANAGER_GRAPH_GRAPH_IMPL_H_