This reverts commit711f475966. Revert "Bug 1977950 - Add isolated-process variants to taskcluster tasks. r=geckoview-reviewers,taskgraph-reviewers,ohall,ahal" This reverts commit4826c013d5. Revert "Bug 1977950 - Add --enable-isolated-process to run unit tests with isolated process modde, not using build options. r=jmaher,geckoview-reviewers,ohall" This reverts commitcf6d95fb4e.
Reftest documentation has been moved to layout/docs/Reftest.rst and is rendered at https://firefox-source-docs.mozilla.org/layout/Reftest.html