xref: /external/chromium_org/third_party/WebKit/Source/modules/performance/WorkerGlobalScopePerformance.cpp

/*
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#include "config.h"

#include "modules/performance/WorkerGlobalScopePerformance.h"

#include "core/workers/WorkerGlobalScope.h"
#include "modules/performance/WorkerPerformance.h"

namespace blink {

WorkerGlobalScopePerformance::WorkerGlobalScopePerformance()
{
}

const char* WorkerGlobalScopePerformance::supplementName()
{
    return "WorkerGlobalScopePerformance";
}

WorkerGlobalScopePerformance& WorkerGlobalScopePerformance::from(WorkerGlobalScope& context)
{
    WorkerGlobalScopePerformance* supplement = static_cast<WorkerGlobalScopePerformance*>(WillBeHeapSupplement<WorkerGlobalScope>::from(context, supplementName()));
    if (!supplement) {
        supplement = new WorkerGlobalScopePerformance();
        provideTo(context, supplementName(), adoptPtrWillBeNoop(supplement));
    }
    return *supplement;
}

WorkerPerformance* WorkerGlobalScopePerformance::performance(WorkerGlobalScope& context)
{
    return from(context).performance();
}

WorkerPerformance* WorkerGlobalScopePerformance::performance()
{
    if (!m_performance)
        m_performance = WorkerPerformance::create();
    return m_performance.get();
}

void WorkerGlobalScopePerformance::trace(Visitor* visitor)
{
    visitor->trace(m_performance);
    WillBeHeapSupplement<WorkerGlobalScope>::trace(visitor);
}

} // namespace blink