1. DomName('Performance.webkitSetResourceTimingBufferSize')
  2. DocsEditable()
  3. SupportedBrowser(SupportedBrowser.CHROME)
  4. SupportedBrowser(SupportedBrowser.SAFARI)
  5. Experimental()
void setResourceTimingBufferSize(int maxSize)

Source 

@DomName('Performance.webkitSetResourceTimingBufferSize')
@DocsEditable()
@SupportedBrowser(SupportedBrowser.CHROME)
@SupportedBrowser(SupportedBrowser.SAFARI)
@Experimental()
// http://www.w3c-test.org/webperf/specs/ResourceTiming/#performanceresourcetiming-methods
void setResourceTimingBufferSize(int maxSize) => _blink.BlinkPerformance.instance.webkitSetResourceTimingBufferSize_Callback_1_(this, maxSize);