The first official 20210218 builds are out

[Josa]

Previous Nightly Builds thread 20210217

The first official 20210218 NIGHTLY builds are out
The official Firefox 86 RC 2 builds are out

Previous NIGHTLY: 20210217 (Fx 87.0a1)
Previous BETA: 20210216 (Fx 86.0 RC 1)

Mozilla Autoland Builds
Treeherder
Release Notes: NIGHTLY | BETA
Changelogs: NIGHTLY | BETA


Fixed:

1. NIGHTLY +49
2. #1675540
3. #1530897 [Core:Audio/Video: Playback]-Assertion failure: mStart <= mEnd (Invalid Interval), at src/dom/media/Intervals.h:48 [Uns]
4. #1689517 [Core:Audio/Video: cubeb]-Remove cubeb_stream_reset_default_device after bug 1689516 [Win]
5. #1693270 [Core:Audio/Video: cubeb]-Switch audioipc-2 to vendored code [Uns]
6. #1692350 [Core:DOM: Core & HTML]-Implement a telemetry probe to collect page load data for documents that use lazyload [Uns]
7. #1460378 [Core:Disability Access APIs]-HTML <meter> not spoken by screen readers [Uns]
8. #1693404 [Core:GFX: Color Management]-Add Profile::new_XYZD50(). [All]
9. #1693241 [Core:Graphics: WebRender]-Add gfxCriticalNote to RenderTextureHostSWGL::LockSWGLCompositeSurface() [Uns]
10. #1693405 [Core:Graphics: WebRender]-Let gen9lp and gen8lp ride into release. [All]
11. #1690491 [Core:Graphics: WebRender]-swgl Crash in [@ mozilla::layers::DataTextureSourceD3D11::DataTextureSourceD3D11] [Win]
12. #1692861 [Core:JavaScript Engine: JIT]-Assertion failure: !builder_->inlineCallInfo(), at jit/WarpCacheIRTranspiler.cpp:4210 [Lin]
13. #1692857 [Core:JavaScript Engine: JIT]-Assertion failure: !outerScript->hadSpeculativePhiBailout(), at jit/BaselineBailouts.cpp:1997 [Lin]
14. #1693046 [Core:JavaScript Engine]-Remove JSClass parameter from NewObjectGCKind [Uns]
15. #1693112 [Core:JavaScript Engine]-Remove ReceiverGuard [All]
16. #1692842 [Core:Javascript: WebAssembly]-Flesh out IsSimdPrivilegedContext to allow wormhole to be used from experiments [All]
17. #1674302 [Core:Layout: Flexbox]-[css-flexbox] Wrong Size/MinSize/MaxSize style data is used for table flex items [All]
18. #1691408 [Core:Networking: DNS]-Better telemetry for TRR confirmation [Uns]
19. #1691933 [Core:Networking: DNS]-Increase timeout for TRR confirmation request [Uns]
20. #1679929 [Core:Networking: HTTP]-Cap the User-Agent string's reported macOS version at 10.15 [mac]
21. #1692862 [Core:Networking: HTTP]-Null out mSession pointer when closing Http2Stream [Uns]
22. #1693146 [Core:Networking: JAR]-Report telemetry when a JAR channel failed to load a file [Uns]
23. #1692991 [Core:Panning and Zooming]-fix expiry with minimal display ports (in another way) [Uns]
24. #1693395 [Core:Printing: Output]-Add XROutputColor:PrintAsGrayscale to the grayscale values for CUPS [Uns]
25. #1693032 [Core:SVG]-Assertion failure: SVGUtils::OuterSVGIsCallingReflowSVG(this) (This call is probaby a wasteful mistake), at /builds/worker/checkouts/gecko/layout/svg/SVGTextFrame.cpp:3298 [Uns]
26. #1689680 [Core:Storage: Quota Manager]-Corruption errors when accessing the local storage archive during initialization should be ignored and the archive be wiped [Uns]
27. #1692903 [Core:WebRTC: Audio/Video]-Assertion failure: mSegment.GetDuration() <= buffering, at /home/pehrsons/dev/m-c-2/dom/media/webrtc/MediaEngineWebRTCAudio.cpp:638 [Uns]
28. #1692823 [Core:WebRTC: Audio/Video]-Crash in [@ mozilla::AudioInputTrack::DestroyImpl] [All]
29. #1692647 [Core:Widget: Cocoa]-Streamline Objective C exception handling in native menu code [mac]
30. #1692614 [Core:Widget: Cocoa]-Use CFTypeRefPtr in some pasteboard related code [All]
31. #1692851 [Core:XPCOM]-Firefox no longer runs attached to terminal in foreground [Lin]
32. #1691517 [Core:XPCOM]-Nullptr dereference when processing tasks after main thread destruction [Uns]
33. #1692951 [DevTools:Netmonitor]-Clicking on the security area of the network section on any website crashes devtools [Uns]
34. #1692720 [Firefox:File Handling]-xlsm files are changed to xlsx upon download [Uns]
35. #1693315 [Firefox:Menus]-"Extensions for Developers" and "Page Source" should have their order switched in the Web Developer menu [Uns]
36. #1692237 [Firefox:Menus]-Select boxes in about:preferences not using correct styling [Win]
37. #1688802 [Firefox:Messaging System]-Investigate removing focus from the address bar in about:welcome [Uns]
38. #1691145 [Firefox:Messaging System]-Roll-out winning treatment from set default about:welcome [Uns]
39. #1692545 [Firefox:Nimbus Desktop Client]-Don't throw on enrollment if a duplicate feature id exists [Uns]
40. #1692228 [Firefox:Nimbus Desktop Client]-Send exposure event for New Tab Feature [Uns]
41. #1474397 [Firefox:Normandy Client]-Show Normandy information in about:support [Uns]
42. #1693373 [Firefox:Pocket]-Button variant control broken in nightly [Uns]
43. #1687397 [Firefox:Site Permissions]-Drop the fade in and out effect on the microphone/camera icons in the URL bar when sharing WebRTC streams [Uns]
44. #1693282 [Firefox:Tabbed Browser]-Proton tabs pref clobbers proton property on browser root [All]
45. #1693359 [Firefox:Theme]-Tab close button isn't visible in Touch mode density [Uns]
46. #1692698 [Firefox:Theme]-When maximized, the first tab should still show a gap between the tab and the edge of the window [Uns]
47. #1686530 [Firefox:Toolbars and Customization]-Refresh button spacing and style [Uns]
48. #1689274 [Toolkit:Blocklist Implementation]-Remove or update probes expiring in Firefox 88: blocklist.mlbf_* [Uns]
49. #1692316 [Toolkit:Printing]-Duplex "Flip on side edge" / "Flip on long edge" options currently do the opposite of what they say, if you choose landscape mode [Uns]
50. #1693386 [Web Compatibility:Interventions]-Ship simple ETP shims [Uns]

1. Partial Landings/Diagnostic Patches:
2. #1674618 [Core:Graphics: WebRender]-(sw-wr-perf-brush-yuv) Scrolling https://www.pixellot.tv/is slow with sw-wr [Uns]
3. #1681356 [Core:Widget: Gtk]-firefox cannot disable title bar with xfwm4 window manager, chromium can. [Uns]

1. RC 1 -> RC 2 Changelog +2
2. #1692736 [Core:Graphics: WebRender]-animated gif is stuck if canvas is also rendered [Uns]
3. #1692531 [Toolkit:Crash Reporting]-No system calls symbolicated in macOS ARM64 crash stacks on 86 branch and above [mac]

Nightly 87 fixes since 20210125 (Gecko 86) ~920
Beta 86 fixes since 20201215 (Gecko 85) ~1138

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.The official Firefox 86 RC 2 builds are out

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