Bug 1654429 R[Core:CSS Parsing and Computation]Fix failing CSS mochitests with cross-origin and Fission enabled
Bug 1637776 N[Core:Panning and Zooming]Write mochitests for Fenix hit testing regressions (bug 1637113, bug 1638655, bug 1638458, bug 1638441, bug 1637135, bug 1643212, bug 1638594)
Bug 1650880 R[Firefox:Search]Alias from webExtensions only work on install, not subsequent browser restarts
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Changes to 3 bugs - 2 fixed.