No. We currently mostly do process-per-tab, but it gets complicated depending on how exactly a given window&#x2F;tab was opened and certain resource heuristics. We&#x27;re moving to process-per-origin[1], largely for the security improvement. But, that&#x27;s been a huge, multi-year engineering effort that&#x27;s only now approaching fruition.<p>[1] <a href="https:&#x2F;&#x2F;www.chromium.org&#x2F;developers&#x2F;design-documents&#x2F;site-isolation" rel="nofollow">https:&#x2F;&#x2F;www.chromium.org&#x2F;developers&#x2F;design-documents&#x2F;site-is...</a>