Bug 1720432 R[Core:Audio/Video]Fix -Wunused-but-set-variable warnings in dom/media
Bug 1722232 R[Core:Graphics]Revert the local cairo fix from bug 1717685 and take the version that was merged upstream in preference
Bug 1720986 R[Core:Graphics: WebRender]Firefox 90 breaks display of SVG objects
Bug 1717873 R[Core:Layout]Thread indentation lines sometimes invisible when printing if using "High Contrast Black" color scheme in Windows 10
Bug 1716736 N[Firefox:Nimbus Desktop Client]Add schema validation for experiment enrollments in tests
Bug 1704404 R[Firefox:Tabbed Browser]Excessive tab height when displaying page titles including Unicode math symbols
Bug 1693385 R[WebExtensions:General]support manifest.host_permissions
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Changes to 7 bugs - 6 fixed.