Bug 1717078 R[Core:Audio/Video: Playback]Intermittent dom/media/test/reftest/color_quads/720p.png.bt709.bt709.tv.yuv420p.av1.webm == dom/media/test/reftest/color_quads/720p.png | image comparison, max difference: 255, number of differing pixels: 273481
Bug 1718345 R[Core:Internationalization]Ensure PluralRules are tested with three-letter langids
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Changes to 3 bugs - 3 fixed.