The first official 20210331 builds are out

[Josa]

Previous Nightly Builds thread 20210330

The first official 20210331 NIGHTLY builds are out
The official Firefox 88 Beta 5 builds are out

Previous NIGHTLY: 20210330 (Fx 89.0a1)
Previous BETA: 20210329 (Fx 88.0b4)

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


Fixed:

1. NIGHTLY +58
2. #1699835
3. #1701813
4. #1702033 [Core:Audio/Video]-Dead nsGlobalWindowOuter::mAudioMuted. [Uns]
5. #1700799 [Core:Canvas: WebGL]-WebGL context creation fails under llvmpipe [Uns]
6. #1700313 [Core:DOM: Core & HTML]-26.15 - 115.97% booking PerceptualSpeedIndex / imgur / imgur fcp (android-hw-g5-7-0-arm7-api-16-shippable, macosx1015-64-shippable-qr) regression on push e1fa9dc7464ba49efdf422116ac2c92e2d40a200 (Fri March 19 2021) [Uns]
7. #1701824 [Core:DOM: Core & HTML]-Disable ondevicelight attribute behind the flag [Win]
8. #1655988 [Core:DOM: Editor]-Assertion failure: replaceRangeDataAtEnd.StartRef().EqualsOrIsBefore( rangeToDelete.EndRef()), at /builds/worker/checkouts/gecko/editor/libeditor/WSRunObject.cpp:1308 [All]
9. #1700825 [Core:DOM: Events]-Remove or update probes expiring in Firefox 90: HTMLEDITORS_WITH_* [All]
10. #1699534 [Core:DOM: Navigation]-Ensure beforeunload is called when the next page is coming from bfcache [Uns]
11. #1695987 [Core:DOM: Networking]-Collect the size of response bodies that need to be parsed on ORB. [Uns]
12. #1683131 [Core:DOM: Networking]-Have telemetry probes to measure how much cost would it take to sniff a no-cors and cross-origin response [Uns]
13. #1696111 [Core:DOM: Networking]-Opaque Response Blocking v0 [Uns]
14. #1700888 [Core:DOM: UI Events & Focus Handling]-Autoscroll no longer works on about:* pages (except about:newtab) [All]
15. #1700871 [Core:DOM: UI Events & Focus Handling]-submitting a form targetting an iframe results in window changing from background to foreground [Win]
16. #1700539 [Core:Graphics: WebRender]-Allow negative scale in ScaleOffset type [Uns]
17. #1701633 [Core:Graphics: WebRender]-Annotate crash reports during gl draw calls with names of bound shaders [All]
18. #1701236 [Core:Graphics: WebRender]-Disable fallback to basic on desktop by default, preferring Software WebRender [All]
19. #1701661 [Core:Graphics: WebRender]-The render task svg dump is backwards [Uns]
20. #1701807 [Core:Graphics]-1287.53 - 2.63% reddit fcp / twitch PerceptualSpeedIndex + 262 more (Android, Linux, OSX, Windows) regression on Fri March 26 2021 [Uns]
21. #1702069 [Core:Graphics]-Cleanup of GLContextGLX code [Uns]
22. #1701208 [Core:JavaScript Engine: JIT]-Assertion failure: mir->type() != MIRType::Value, at jit/shared/Lowering-shared-inl.h:27 or Crash [@ ??] with 32-bit and pruning [Lin]
23. #1662559 [Core:JavaScript Engine]-Change storage for private methods to save space [Uns]
24. #1693261 [Core:JavaScript Engine]-Parent completion ordering DFS invariant extension spec change for Top Level Await [Uns]
25. #1686512 [Core:Layout]-[css-pseudo] ::first-letter should include currency [Uns]
26. #1656329 [Core:Networking: JAR]-ThreadSanitizer: data race [@ nsZipArchive::BuildSynthetics] vs. [@ nsZipArchive::GetItem] [Uns]
27. #1700831 [Core:Networking]-Remove or update probes expiring in Firefox 90: REL_PRELOAD_MISS_RATIO [Uns]
28. #1699868 [Core:Panning and Zooming]-Hit-testing over the overscroll gutter of a subframe is incorrect (non-WebRender edition) [Uns]
29. #1701778 [Core:Security: Process Sandboxing]-Invalid Win32k use in content process [USER32!RegisterWindowMessageW] [Win]
30. #1698942 [Core:Security: Process Sandboxing]-Invalid Win32k use in content process [xul!HasBattery+0x1b] [Win]
31. #1701757 [Core:Security: Process Sandboxing]-Invalid Win32k use in content process [xul!nsClipboard::`dynamic initializer for 'CF_HTML|CF_CUSTOMTYPES'] [Win]
32. #1698759 [Core:Widget: Cocoa]-Make bookmarks menu look good in dark mode [Uns]
33. #1700715 [Core:Widget: Cocoa]-With native context menus enabled, the context menu of the bookmarks toolbar has strange contents (too many items, or duplicate items, or empty items, or all items disabled) [mac]
34. #1701846 [Core:Widget: Gtk]-Make setting overlay scrollbars on GTK do something sane-ish. [Uns]
35. #1701825 [Core:Widget: Gtk]-Pass some themed colors even in dark theme [Uns]
36. #1695466 [Core:Widget: Gtk]-Scrollbar flickering on wayland [Uns]
37. #1701792 [Core:Widget]-Poor contrast with dark theme on extension disabled buttons with a GTK dark theme. [Uns]
38. #1701830 [Core:Widget]-Remove LookAndFeelCache. [Uns]
39. #1694849 [DevTools:Accessibility Tools]-Remove or update probes expiring in Firefox 89: devtools.accessibility.tabbing_order_activated [Uns]
40. #1687175 [DevTools:Debugger]-It is impossible to remove breakpoints on prettyfied sources [Uns]
41. #1701634 [DevTools:General]-Make TargetConfiguration a command [Uns]
42. #1696372 [DevTools:General]-Stop using Toolbox.targetList in favor or toolbox.commands.targetCommand or panel's commands.targetCommand [Uns]
43. #1701785 [DevTools:Inspector]-Browser Toolbox Inspector shows FX chrome stylesheets as inline [Uns]
44. #1691543 [Firefox:Address Bar]-Ensure touch mode looks good [Uns]
45. #1699229 [Firefox:Address Bar]-Style the switch-to-tab action text as a chiclet [Uns]
46. #1701987 [Firefox:Bookmarks & History]-Add comment and access key to "Location" label [Uns]
47. #1697507 [Firefox:Bookmarks & History]-Apply Proton styles to Bookmarks panel when Proton is enabled [Uns]
48. #1693139 [Firefox:Bookmarks & History]-Update bookmark dialogs for proton [All]
49. #1697491 [Firefox:Bookmarks & History]-Update copy for Bookmarks panel [Uns]
50. #1700638 [Firefox:Firefox Accounts]-Remove Sync brand from strings [Uns]
51. #1701025 [Firefox:Menus]-Missing toolbarseparator between synced tabs lists in FxA panel [Uns]
52. #1696054 [Firefox:Menus]-New copy for app update doorhangers [Uns]
53. #1701000 [Firefox:Messaging System]-Remove the sync logins infobar [Uns]
54. #1634564 [Firefox:Search]-Record Search Engine Result Page loads as a result of a reload or a back-button press [Uns]
55. #1699278 [Firefox:Theme]-Add-ons and Preferences sync icons in about:preferences#sync are stretched [All]
56. #1700873 [Firefox:Theme]-[win7] White/Dark line covering the buttons over the tab bar when Dark/Light theme is used an browser is unfocussed [Win]
57. #1700987 [Toolkit:Application Update]-Ensure that `update.status` error 105 (won't prompt for UAC in background mode) is handled correctly in `--backgroundtask backgroundupdate` [Uns]
58. #1701914 [Toolkit:Notifications and Alerts]-Fix margin nit from bug 1699426 [All]
59. #1701165 [Toolkit:Startup and Profile System]-the browser starts with the name of the profile as a domain name. [Uns]

1. Partial Landings/Diagnostic Patches:
2. #1701904 [Core:JavaScript Engine]-Change GetOwnPropertyDescriptor to return Maybe<PropertyDescriptor> [Uns]
3. #1700051 [Core:Spelling checker]-Reduce accessbility of `mozInlineSpellStatus`'s members [Uns]
4. #1698238 [Core:WebRTC: Audio/Video]-initial selectAudioOutput() boilerplate [Uns]
5. #1594921 [WebExtensions:General]-Intermittent fission browser/components/extensions/test/browser/browser_ext_webNavigation_urlbar_transitions.js | Got the expected url - Expected: http://mochi.test:8888/, Actual: about:blank - [Uns]

1. Beta 4 -> Beta 5 Changelog +18
2. #1699835
3. #1700690
4. #1683822 [Core:Audio/Video: MediaStreamGraph]-Crash in [@ mozilla::detail::MutexImpl::~MutexImpl | mozilla::AudioCallbackDriver::~AudioCallbackDriver] [mac]
5. #1701089 [Core:Audio/Video: Playback]-vp09 codec string fails when parsing Widevine manifest [Uns]
6. #1699533 [Core:Canvas: 2D]-fairly reproducible canvas-y crashes on https://lab.hakim.se/hypnos/ [Uns]
7. #1700313 [Core:DOM: Core & HTML]-26.15 - 115.97% booking PerceptualSpeedIndex / imgur / imgur fcp (android-hw-g5-7-0-arm7-api-16-shippable, macosx1015-64-shippable-qr) regression on push e1fa9dc7464ba49efdf422116ac2c92e2d40a200 (Fri March 19 2021) [Uns]
8. #1700232 [Core:Graphics: WebRender]-Hit MOZ_CRASH(assertion failed: !params.descriptor.size.is_empty()) at gfx/wr/webrender/src/texture_cache.rs:1624 [Uns]
9. #1700848 [Core:Graphics: WebRender]-WebRenderBridgeParent::Destroy() does not destroy related RenderCompositor [Uns]
10. #1694898 [Core:Panning and Zooming]-Scroll not working in Firefox 86 macOS in Extension Popover [mac]
11. #1700819 [Core:Panning and Zooming]-Touchpad pinch gestures on Bing Maps on Linux cause a small amount of undesirable browser zooming [Uns]
12. #1697836 [Core:Printing: Setup]-Firefox 86: Printing via script can lock up browser tab (invisible print dialog?) [Uns]
13. #1699648 [DevTools:Inspector]-Empty style tab in Inspector [All]
14. #1700929 [Firefox:Bookmarks & History]-Can't open multiple bookmarks at once from the bookmarks sidebar using the context menu [All]
15. #1699761 [Firefox:Nimbus Desktop Client]-about:studies page is blank [Uns]
16. #1695451 [Firefox:Normandy Client]-Nightly Troubleshooting Information page is blank [Uns]
17. #1700519 [Firefox:Theme]-Remove unused SVGs from browser/themes/shared/fullscreen [Uns]
18. #1695982 [Toolkit:Printing]-Remove print.printer_Mozilla_Save_to_PDF.print_to_filename from about:support [Uns]
19. #1698405 [Toolkit:Themes]-popupnotification.inc.css uses variables undefined in toolkit [Uns]

Nightly 89 fixes since 20210323 (Gecko 88) ~386
Beta 88 fixes since 20210223 (Gecko 87) ~1230

Nightly Blog
Release Calendar
Release Tracking
MozRegression Guide

[Snake4]

.The official Firefox 88 Beta 5 builds are out

[Josa]

This thread is closed, please use the next one.