Bug 1606827 - A corner is not rounded when the radius is zero in eith…
1d95e5d
…er dimension (not necessarily both) r=nical Differential Revision: https://phabricator.services.mozilla.com/D58615 [ghsync] From https://hg.mozilla.org/mozilla-central/rev/5105e62fbbe6cb144a7a7a756128da326d724004
