canova

https://treeherder.mozilla.org/#/jobs?repo=try&revision=bff0878649f10db8946d50e760b0d13f0f3be9be

Since that push we enabled SVG, which added a lot of reftest failures not listed here. Those are categorized in https://docs.google.com/spreadsheets/d/1iDkLyj06ZnAFynoIRW8uawZsHNS7Fl_ZTO7sbqUDkTE/edit#gid=1420354661

Rs1
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https://hg.mozilla.org/mozilla-central/raw-file/tip/layout/tools/reftest/reftest-analyzer.xhtml#logurl=https://queue.taskcluster.net/v1/task/Kb03ImeyQRu6J0DAhishug/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

REFTEST TEST-UNEXPECTED-FAIL | file:///home/worker/workspace/build/tests/reftest/tests/layout/reftests/reftest-sanity/reftest-opaque-layer-wait-fail.html == file:///home/worker/workspace/build/tests/reftest/tests/layout/reftests/reftest-sanity/reftest-opaque-layer-wait-fail.html | failed reftest-opaque-layer: <div class="fixed content reftest-opaque-layer"> is not part of an opaque layer, <div class="fixed content reftest-opaque-layer"> is not part of an op