The first official 20200527 NIGHTLY builds are out
The official Firefox 77 RC 2 builds are out
Previous NIGHTLY: 20200526 (Fx 77.0a1)
Previous BETA: 20200526 (Fx 77.0 RC 1)
Mozilla Autoland Builds
Treeherder
Release Notes: NIGHTLY | BETA
Changelogs: NIGHTLY | BETA
Fixed:
- NIGHTLY +81
- #1637178
- #1638509
- #1639337
- #1639590
- #1639997
- #1640473
- #1640487
- #1640592
- #1633493 [Core:Audio/Video: MediaStreamGraph]-Crash [@ EnsureNextIteration] [Uns]
- #1640667 [Core:CSS Parsing and Computation]-6.41 - 8.09% perf_reftest_singletons bloom-basic-2.html / perf_reftest_singletons bloom-basic.html (macosx1014-64-shippable, windows10-64-shippable, windows10-64-shippable-qr) regression on push 7aaac87105b7e87c636057fec87311f60c50dd76 (Thu May 21 2020) [Uns]
- #1640400 [Core:CSS Parsing and Computation]-Remove dom.link.disabled_attribute.enabled. [Uns]
- #1640861 [Core:CSS Parsing and Computation]-Remove unused ServoElementSnapshot::mIsHTMLElementInHTMLDocument. [Uns]
- #1641076 [Core:CSS Parsing and Computation]-RestyleManager::ProcessPostTraversal aParentContext argument is unused [Uns]
- #1449753 [Core:CSS Parsing and Computation]-Turn off layout.css.moz-document.url-prefix-hack.enabled by default. [Uns]
- #1635675 [Core:CSS Parsing and Computation]-[css-pseudo] implement ::file-chooser-button [Uns]
- #1640985 [Core:CSS Parsing and Computation]-rust 1.45 must-use error about mem::replace in calc.rs [Uns]
- #1639574 [Core:Canvas: 2D]-getImageData returns incorrect pixel information [All]
- #1640907 [Core:DOM: Core & HTML]-Remove some dead code in BindContext. [Uns]
- #1638910 [Core:DOM: Navigation]-Crash from JSWindowActorProtocol::RegisterListenersFor against a null window [Uns]
- #1639607 [Core:DOM: Networking]-Enable <link rel=preload> on Nightly and Early Beta only by default [Uns]
- #1638826 [Core:DOM: Security]-A page's CSP base-uri affects pdf.js [Uns]
- #1461195 [Core:DOM: Security]-CSP/XFO error pages should offer an option to visit the page directly [Win]
- #1625156 [Core:DOM: Security]-HTTPS Only Mode - Error Page [Uns]
- #1631405 [Core:DOM: Security]-Make Mixed Content Security UI fission compatible [Uns]
- #1637226 [Core:DOM: Service Workers]-More crashes in [@ mozilla::dom::ClientSource::WindowExecutionReady] (diagnostic assert failure) [All]
- #1640139 [Core:DOM: UI Events & Focus Handling]-`contextmenu` events triggered from Control + left-mouse-button report different `button` value than other browsers on Mac [mac]
- #1638170 [Core:DOM: Workers]-Intermittent PROCESS-CRASH | Main app process exited normally | application crashed [@ mozilla::dom::WorkerPrivate::RemoveWorkerRef(mozilla::dom::WorkerRef*)] [Uns]
- #1640553 [Core:Disability Access APIs]-Use handler to avoid cross-process calls when querying row/column headers [Uns]
- #1638506 [Core:Gecko Profiler]-Potential dispatching in ProfilerParent may happen after thread shutdown [Uns]
- #1640103 [Core:Graphics: WebRender]-2.2 - 57.88% Explicit Memory / Heap Unclassified / Resident Memory (linux1804-64-shippable-qr, windows10-64-shippable-qr) regression on push a9eaeeec414894e9968976cdf58ae390d0244970 (Tue May 19 2020) [Uns]
- #1639729 [Core:Graphics: WebRender]-Improve picture surface scaling calculation [Uns]
- #1640983 [Core:Graphics: WebRender]-rust 1.45 must-use error about mem::replace in webrender [Uns]
- #1640525 [Core:Graphics]-Avoid looking up the hash map for AnimatedValue twice [Uns]
- #1640524 [Core:Graphics]-Minor cleanups in animation stuff on the compositor [Uns]
- #1640332 [Core:ImageLib]-Intermittent SUMMARY: ThreadSanitizer: data race /builds/worker/workspace/obj-build/dist/include/imgRequest.h:207:12 in IsDeniedCrossSiteCORSRequest [Uns]
- #1640430 [Core:JavaScript Engine: JIT]-Improve CacheIR spewer [Uns]
- #1640748 [Core:JavaScript Engine: JIT]-Warp: Fix LoadArgumentSlot [Uns]
- #1640300 [Core:JavaScript Engine: JIT]-Warp: Transpile call/construct of scripted functions [Uns]
- #1640188 [Core:JavaScript Engine]-Add a pref to guard Iterator Helpers features [Uns]
- #1599858 [Core:JavaScript Engine]-Batch all script initialization for a parse tree into a single operation [Uns]
- #1640119 [Core:Layout: Text and Fonts]-Pass initial shared-fontlist blocks to child via the SetXPCOMProcessAttributes message [Uns]
- #1640601 [Core:Layout]-Assert when toggling `display` back from none in ::file-chooser-button. [Uns]
- #1640917 [Core:Layout]-Remove XBL mentions in layout. [Uns]
- #1640537 [Core:Layout]-improve style sheet dumping in the layout debugger [Uns]
- #1620369 [Core:Networking: Cache]-Convert the thread 'Cache Deleter' to use the background thread pool [All]
- #1620366 [Core:Networking: File]-Convert the thread 'BGFileSaver' to use the background thread pool [All]
- #1640160 [Core:Networking: HTTP]-raptor-tp6 regressions on push 3b35a1852a6011c8094e2d3d538db7093ab6f86c [Uns]
- #1635984 [Core:Privacy: Anti-Tracking]-Define and implement Nightly UI experience for FPI users when dFPI is disabled [Uns]
- #1637634 [Core:Privacy: Anti-Tracking]-IsOnContentBlockingAllowList doesn't handle redirect [Uns]
- #1638369 [Core:Security]-Intermittent PR_CONNECT_RESET_ERROR Secure connection failed error when visiting https://egov.ice.gov/sevis/ [Uns]
- #1637319 [Core:WebRTC: Audio/Video]-all webcams are listed twice on Linux [Uns]
- #1639916 [Core:WebRTC: Networking]-nr_ice_peer_ctx_parse_stream_attributes can leak nr_ice_media_stream in some failure cases [Uns]
- #1638107 [Core:Widget: Gtk]-Input elements bleed over into surrounding elements on pages [Uns]
- #1639575 [Core:Widget: Gtk]-[Wayland/Sway] File chooser dialog doesn't show up anymore [Lin]
- #1640964 [Core:XPCOM]-Remove NS_ERROR_XPC_CANT_PASS_CPOW_TO_NATIVE [Uns]
- #1640967 [Core:XPConnect]-Remove cpows preferences [Uns]
- #1640767 [DevTools:Accessibility Tools]-Remove code associated with transition from message manager to parent accessibility actor. [Uns]
- #1635403 [DevTools:Application Panel]-UX polish: vertical layout [Uns]
- #1640572 [DevTools:Console]-Add error boundary to EagerEvaluation component [Uns]
- #1640140 [DevTools:Console]-DEVTOOLS ERROR with Large Regular Expressions [Uns]
- #1578174 [DevTools:Console]-Use CSS warning target and window to retrieve impacted elements [Uns]
- #1639760 [DevTools:Debugger]-Settings button should have separator [Uns]
- #1640814 [DevTools:Framework]-Put the targetFront on each resource [Uns]
- #1639166 [DevTools:Inspector: Compatibility]-Compat panel - (re)loaded each time it's selected [All]
- #1639387 [DevTools:Netmonitor]-Consider using word-break: break-all for header values for cleaner block alignment [Uns]
- #1639751 [DevTools:Netmonitor]-General section of the headers panel — polish [Uns]
- #1516805 [DevTools:Responsive Design Mode]-Pointer Events in RDM with touch enabled still have pointerType of "mouse" [Uns]
- #1577344 [Firefox:Enterprise Policies]-Configure application handlers via policy [Uns]
- #1640765 [Firefox:Firefox Accounts]-Limit the experimental rust fxa client to Nightly [Uns]
- #1633505 [Firefox:Installer]-Show refresh button within the uninstaller [Uns]
- #1634115 [Firefox:Installer]-Telemetry for profile refresh from uninstaller [Uns]
- #1634481 [Firefox:Messaging System]-Consider adding CFR trigger information to "reach" ping [Uns]
- #1639422 [Firefox:Messaging System]-ExperimentAPI - add an API to expose the non-enrolled experiment branches [Uns]
- #1640736 [Firefox:Protections UI]-[Protections Dashboard 1.5] Settings link hover effect should have a mouse pointer [Uns]
- #1635239 [Firefox:Search]-Ensure telemetry is correct when an search engine is overriding the default [Uns]
- #1635235 [Firefox:Search]-Implement reading the allow override search engine allowlist from remote settings [Uns]
- #1640527 [Firefox:Search]-When re-enabling an add-on, recalculate if the engine is allowed to override the app-provided or not [Uns]
- #1620976 [Firefox:Security]-Create UI for nsClientAuthRememberService [Uns]
- #1638502 [Firefox:Security]-[DoH] Persist TRR-selection dry-run result [Uns]
- #1640410 [Toolkit:Reader Mode]-"Active" text2speech paragraph in reader mode overlays "narrate" dropdown [Uns]
- #1640438 [Toolkit:Reader Mode]-[RTL] Mirror the line height buttons on the type controls popup [Uns]
- Partial Landings/Diagnostic Patches:
- #1633710 [Core:DOM: Security]-Replace nsIPrincipal.uri functions with new Principal counterparts in js [Uns]
- #1636656 [Core:Security: PSM]-Upgrade Firefox 78 to use NSS 3.53 [All]
- #1466532 [Core:XPCOM]-Downloading of MS shortcuts (.lnk) silently fails [Uns]
- RC 1 -> RC 2 Changelog +2
- #1639590
- #1639574 [Core:Canvas: 2D]-getImageData returns incorrect pixel information [All]
Nightly 78 fixes since 20200504 (Gecko 77) ~1085
Beta 77 fixes since 20200406 (Gecko 76) ~1402
Nightly Blog
Release Calendar
Release Tracking
MozRegression Guide