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Emilio Cobos Álvarez authored
Bug 1585882 - Fix the case where where a node with an up-to-date style loses its frame due to a DOM mutation of siblings. r=heycam This fixes another edge-case that I thought of while debugging this, I think this makes our behavior correct now. The comment and test-case should be self-descriptive. Differential Revision: https://phabricator.services.mozilla.com/D48135 --HG-- extra : moz-landing-system : lando
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