Bug 1611449 R[Core:Audio/Video: Recording]Permafailing /mediacapture-record/MediaRecorder-no-sink.https.html | PeerConnection MediaRecorder records video from PeerConnection without sinks - expected TIMEOUT when Gecko 74 merges to Beta on 2020-02-10
Bug 1590249 R[Core:Audio/Video: cubeb]Enable AudioIPC on Windows in Nightly only
Bug 1611040 R[Core:CSS Parsing and Computation]Convert dominant-baseline #defines to an enum class.
Bug 1608242 R[Core:DOM: Core & HTML]Intermittent TEST-UNEXPECTED-PASS | /feature-policy/experimental-features/lazyload/loading-frame-default-eager-disabled-tentative.sub.html | When 'loading-frame-default-eager' feature is disabled, a frame with 'loading attribute 'auto'
Bug 1574865 R[Core:Javascript: WebAssembly]Cranelift: support reference types
Bug 1611302 R[Core:Javascript: WebAssembly]Update Cranelift to eb20fcab349ce20ac6f8659d1c4b058108d5e627
Bug 1597055 R[Core:Layout]Not setting max-height causes position: sticky to break
Bug 1610362 R[Core:Layout: Grid]floor subgrid track sizes to zero
Bug 1606516 R[Core:Layout: Grid]Hit MOZ_CRASH(ElementAt(aIndex = 0, aLength = 0)) in [@ CopyUsedTrackSizes]
Bug 1610849 R[Core:Layout: Scrolling and Overflow][css-scroll-anchoring] [css-scroll-snap] What's the optimal viewing rect on the root scroller?
Bug 1611610 R[Core:Layout: Text and Fonts]synthetic-bold effect should not increase the advance of zero-width glyphs
Bug 1611591 R[Core:Layout: Text and Fonts]Spurious failure in WPT testcase font-synthesis-05.html
Bug 1611589 R[Core:Layout: Text and Fonts]Incorrect precedence of font features vs letter-spacing
Bug 1611420 R[DevTools:Console][RTL] Fix the network info block in the webconsole
Bug 1597322 R[Firefox:Protections UI][macOS] Color tone inconsistency on links in about:protections page when system dark theme is set
Bug 1611340 R[Firefox Build System:General]mach - run doctor with python3
Bug 1594451 R[GeckoView:General]The bottom banner on theguardian.com ignores the dynamic toolbar
Bug 1602841 R[Toolkit:Video/Audio Controls]Picture-in-Picture - Pass keyboard commands from PiP window to origin window
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Changes to 20 bugs - 19 fixed.