[GRC] Tab-level CPU Attribution

services/resource_coordinator/coordination_unit/web_contents_coordination_unit_impl.h

Index: services/resource_coordinator/coordination_unit/web_contents_coordination_unit_impl.h
diff --git a/services/resource_coordinator/coordination_unit/web_contents_coordination_unit_impl.h b/services/resource_coordinator/coordination_unit/web_contents_coordination_unit_impl.h
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index 0000000000000000000000000000000000000000..35523d879d20e02e2f429e3a1e33c9f9a1e7a8e1
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+++ b/services/resource_coordinator/coordination_unit/web_contents_coordination_unit_impl.h
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+// Copyright 2017 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.
+
+#ifndef SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_WEB_CONTENTS_COORDINATION_UNIT_IMPL_H_
+#define SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_WEB_CONTENTS_COORDINATION_UNIT_IMPL_H_
+
+#include <stdint.h>
+
+#include <memory>
+#include <set>
+
+#include "base/macros.h"
+#include "services/resource_coordinator/coordination_unit/coordination_unit_impl.h"
+#include "services/resource_coordinator/public/interfaces/coordination_unit.mojom.h"
+
+namespace service_manager {
+class ServiceContextRef;
+}
+
+namespace resource_coordinator {
+
+struct CoordinationUnitID;
+
+class WebContentsCoordinationUnitImpl : public CoordinationUnitImpl {
+ public:
+  WebContentsCoordinationUnitImpl(
+      const CoordinationUnitID& id,
+      std::unique_ptr<service_manager::ServiceContextRef> service_ref);
+  ~WebContentsCoordinationUnitImpl() override;
+
+  // CoordinationUnitImpl implementation.
+  std::set<CoordinationUnitImpl*> GetAssociatedCoordinationUnitsOfType(
+      CoordinationUnitType type) override;
+  void RecalculateProperty(mojom::PropertyType property_type) override;
+
+ private:
+  double CalculateCPUUsage();
+
+  DISALLOW_COPY_AND_ASSIGN(WebContentsCoordinationUnitImpl);
+};
+
+}  // namespace resource_coordinator
+
+#endif  // SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_WEB_CONTENTS_COORDINATION_UNIT_IMPL_H_