#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_TIMING_PERFORMANCE_OBSERVER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_TIMING_PERFORMANCE_OBSERVER_H_
#include <optional>
#include "third_party/blink/renderer/bindings/core/v8/active_script_wrappable.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_state_observer.h"
#include "third_party/blink/renderer/core/timing/performance_entry.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_vector.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
namespace blink {
class ExecutionContext;
class ExceptionState;
class Performance;
class PerformanceObserver;
class PerformanceObserverInit;
class V8PerformanceObserverCallback;
PerformanceEntryVector;
class CORE_EXPORT PerformanceObserver final
: public ScriptWrappable,
public ActiveScriptWrappable<PerformanceObserver>,
public ExecutionContextLifecycleStateObserver { … };
}
#endif