1. @DomName('Performance.clearResourceTimings')
  2. @DocsEditable()
  3. @Experimental()
void clearResourceTimings()

Source 

@DomName('Performance.clearResourceTimings')
@DocsEditable()
@Experimental() // untriaged
void clearResourceTimings() =>
    _blink.BlinkPerformance.instance.clearResourceTimings_Callback_0_(this);