Pause the HTML parser waiting for stylesheets to load instead of blocking rendering for FOUC (Flash of Unstyled Content) avoidance.

Motivation

This change has the following benefits: * Predictability. * Simplifies the FOUC code - can remove render blocking stylesheets concept. * Avoids using incomplete styles on parsing finished: crbug.com/332189 (Transitions incorrectly triggered on parsing finished)

Status in Chromium


Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Last updated on 2021-03-29