Use of drawWindow method from CanvasRenderingContext2D is deprecated. Use tabs.captureTab extensions API instead https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/tabs/captureTab
Aseqdec n tarrayt drawWindow seg CanvasRenderingContext2D d taqburt. Seqdec n yiseɣzan API tabs.captureTab deg ubdil n  https://developer.mozilla.org/fr/docs/Mozilla/Add-ons/WebExtensions/API/tabs/captureTab