1. DomName('WorkerPerformance.getEntriesByType')
  2. DocsEditable()
  3. Experimental()
List<PerformanceEntry> getEntriesByType(String entryType)

Source 

@DomName('WorkerPerformance.getEntriesByType')
@DocsEditable()
@Experimental() // untriaged
List<PerformanceEntry> getEntriesByType(String entryType) => (_blink.BlinkWorkerPerformance.instance.getEntriesByType_Callback_1_(this, entryType));