chromium/components/performance_manager/decorators/page_aggregator.h

// Copyright 2019 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_DECORATORS_PAGE_AGGREGATOR_H_
#define COMPONENTS_PERFORMANCE_MANAGER_DECORATORS_PAGE_AGGREGATOR_H_

#include "components/performance_manager/decorators/page_aggregator_data.h"
#include "components/performance_manager/public/graph/frame_node.h"
#include "components/performance_manager/public/graph/graph.h"
#include "components/performance_manager/public/graph/node_data_describer.h"

namespace performance_manager {

class PageNode;

// Computes page level properties. The current properties tracked by this
// aggregator are:
//   - The usage of WebLocks in one of the page's frames.
//   - The usage of IndexedDB locks in one of the page's frames.
//   - The form interaction bit: This indicates if a form contained in one of
//     the page's frames has been interacted with.
class PageAggregator : public FrameNode::ObserverDefaultImpl,
                       public GraphOwnedDefaultImpl,
                       public NodeDataDescriberDefaultImpl { … };

}  // namespace performance_manager

#endif  // COMPONENTS_PERFORMANCE_MANAGER_DECORATORS_PAGE_AGGREGATOR_H_