chromium/chrome/browser/resources/tab_strip/alert_indicators/tab_media_capturing_with_arrow.svg

<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><path d="M0 2h16v12H0V2zm1 1v10h14V3H1zm1 1h12v8H2V4zm5.92 5v2l3.58-3-3.58-3v2C5.14 7 4.38 9 4 11c.93-1.4 1.88-2.04 3.92-2z"/></svg>