third_party/WebKit/Source/core/testing/GCObservation.cpp

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#include "core/testing/GCObservation.h"

namespace blink {

static void setWeakCallbackForGCObservation(
    const v8::WeakCallbackInfo<GCObservation>& data) {
  data.GetParameter()->setWasCollected();
}

void GCObservation::setWasCollected() {
  DCHECK(!wasCollected());
  m_observed.clear();
  m_collected = true;
}

GCObservation::GCObservation(v8::Local<v8::Value> observedValue)
    : m_observed(v8::Isolate::GetCurrent(), observedValue), m_collected(false) {
  m_observed.setWeak(this, setWeakCallbackForGCObservation);
}

}  // namespace blink