This enables the following tasks on central:
+test-linux1804-64-asan/opt-reftest-fis-e10s
+test-linux1804-64-shippable-qr/opt-reftest-fis-e10s
+test-windows10-64-qr/debug-reftest-fis-e10s
+test-windows10-64-shippable-qr/opt-reftest-fis-e10s
and the following tasks on autoland:
+test-linux1804-64-asan/opt-reftest-fis-e10s
+test-linux1804-64-qr/opt-reftest-fis-e10s
+test-windows10-64-qr/debug-reftest-fis-e10s
+test-windows10-64-qr/opt-reftest-fis-e10s
Differential Revision: https://phabricator.services.mozilla.com/D118593
