insertPerformanceEntry  109 Source/core/timing/PerformanceUserTiming.cpp     insertPerformanceEntry(m_marksMap, PerformanceMark::create(markName, startTime));
insertPerformanceEntry  157 Source/core/timing/PerformanceUserTiming.cpp     insertPerformanceEntry(m_measuresMap, PerformanceMeasure::create(measureName, startTime, endTime));