The Official 20170621 NIGHTLY builds are out
.The Official Firefox 55 Beta 4 builds are not yet out
Previous NIGHTLY: 20170620 (Fx 56.0a1)
Previous BETA: 20170620 (Fx 55.0b3)
Tinderbox Builds
Treeherder
Release Notes: NIGHTLY | BETA
Changelogs: NIGHTLY | BETA
Fixed:
- NIGHTLY +53
- #1371889
- #1374148 [Core:Audio/Video: Playback]-Crash in nvwgf2um.dll | CDecodeContext::BeginFrame [Win][]
- #1374275 [Core:Audio/Video: cubeb]-Update cubeb from upstream to 18153b9 [Uns][]
- #1371130 [Core:CSS Parsing and Computation]-stylo: descendant restyle hints not handled correctly in the presence of XBL [Uns][]
- #1373874 [Core:CSS Parsing and Computation]-stylo: two tests started leaking rule nodes over the last week [Uns][]
- #1370019 [Core:DOM: Animation]-Typo in KeyframeEffectReadOnly method "UpadateEffectSet" [All][]
- #1373857 [Core:DOM: Events]-The hashtable lookup in nsContentUtils::GetEventMessageAndAtom() can show up in profiles [Uns][]
- #1352278 [Core:DOM: Events]-[Pointer Event] Turn on PointerEvent preference on Mac and Linux nightly [Uns][]
- #1333651 [Core:DOM: Security]-Spoofing Navigator API when resisting fingerprinting is enabled [Uns][[tor][fingerprinting][domsecurity-backlog1][fp:m2]]
- #1362114 [Core:DOM]-Add telemetry to record the hit/miss of the JS start-up cache [Uns][]
- #1373555 [Core:DOM]-Move the Fetch consume body login in a separate class [Uns][]
- #1373222 [Core:DOM]-URL.createObjectURL crashes Firefox 54 [Uns][]
- #1374316 [Core:Disability Access APIs]-Add aria-readonly to switch, menuitemcheckbox, menuitemradio, and switch; remove aria-checked from menuitem [Uns][]
- #1374319 [Core:Disability Access APIs]-Bug 1366837 broke about:support on non-Windows OSes [Uns][]
- #1374643 [Core:Disability Access APIs]-Crash in mozilla::a11y::HandlerProvider::MarshalAs [Win][aes+]
- #1323069 [Core:Disability Access APIs]-Identification of remote a11y clients [Win][]
- #1357042 [Core:Disability Access APIs]-Implement or update support for exposure of aria-orientation [Lin][]
- #596501 [Core:Editor]-Make TextEditor::OutputToString faster [Mac][[post-2.0]]
- #1373381 [Core:Graphics: WebRender]-Update webrender to cset 1d6348023a4a4fdd89dce038640c5da906005acc (+ servo/webrender#1409) [Uns][[gfx-noted]]
- #1355746 [Core:HTML: Parser]-Parser should use idle dispatch and not a timer for background tabs [Uns][[qf:p1]]
- #1374625 [Core:Layout]-Protect ruby from crash because of failing to build text run [Uns][]
- #1374614 [Core:Layout]-Support SVG image context paint in XUL tree views (treecol etc.) [Uns][]
- #1369044 [Core:Networking: Cache]-Wrong assertion in AltDataOutputStreamParent::RecvWriteData [Uns][[necko-active]]
- #1374591 [Core:Networking: HTTP]-Progress value should reflect alt-data content length [Uns][[necko-active]]
- #1339027 [Core:Rewriting and Analysis]-remove useless declaration in VideoDecoderManagerParent.cpp [Uns][]
- #265894 [Core:SVG]-Support SVG CSS selector matching rules for <svg:use> [All][]
- #1374660 [Core:Security: Process Sandboxing]-Remove redundant declarations from content sandbox policy on macOS [Mac][]
- #1374440 [Core:WebRTC: Signaling]-max-message-size should only be emitted with EOR support [Uns][]
- #1372453 [Core:XPCOM]-Better naming for ProxyReleaseEvent [Uns][]
- #1374594 [Core:XPCOM]-Construct MonitorAutoUnlock from a MonitorAutoLock [All][]
- #833143 [Core:XPCOM]-Don't GC in nsXREDirProvider::DoShutdown() [Lin][]
- #1373271 [Firefox:Activity Streams: General]-Handle crashes in preloaded browsers in tabbrowser [Uns][]
- #1373492 [Firefox:Developer Tools: Inspector]-Enable the layout view [Uns][]
- #1370443 [Firefox:Developer Tools: JSON Viewer]-Empty objects not visible in JSON Viewer [Uns][]
- #1370139 [Firefox:Developer Tools: JSON Viewer]-TreeView path with slash hides another object [Uns][]
- #1280548 [Firefox:Developer Tools: Storage Inspector]-Don't display storage-sidebar after deleting all cookies because no data [Uns][[todo-mr][t1]]
- #1374686 [Firefox:General]-Lazily load LoginManagerContextMenu and SpellCheckHelper in nsContextMenu.js [Uns][]
- #1373718 [Firefox:Search]-Update follow-on search add-on to 0.9.1 - fix double reporting and fix case sensitivity [Uns][]
- #1374650 [Firefox:Theme]-Indenting of non-iconic subviewbutton items in the panels is wrong [Uns][[photon-structure]]
- #1374105 [Firefox:Theme]-Stop using the :not(:target) selector in chrome://browser/skin/customizableui/menu-arrow.svg [Uns][]
- #1374101 [Firefox:Theme]-Stop using the :not(:target) selector in sync-desktopIcon.svg and sync-mobileIcon.svg [Uns][]
- #1374099 [Firefox:Theme]-Stop using the :not(:target) selector in urlbar-star.svg and urlbar-tab.svg [Uns][]
- #1374474 [Firefox:Theme]-back button in 55 beta does not have greyed out disabled appearance in default theme [Uns][[photon-visual]]
- #1372954 [Firefox:Toolbars and Customization]-Sidebar button looks pressed/checked/hovered after restarting Firefox if sidebar was opened previously [Uns][[reserve-photon-structure]]
- #1362970 [Toolkit:Async Tooling]-Convert .then(null, ...) to .catch(...) [Uns][]
- #1286802 [Toolkit:Crash Reporting]-Add heap regions of the crash context to minidump (Windows) [Uns][]
- #1095426 [Toolkit:Places]-Convert JSON backups code to the new Bookmarks.jsm API [All][[reserve-photon-performance] [good next bug] [lang=js] [qf:p3]]
- #1355561 [Toolkit:Storage]-Add a new API to spinningly close the database when strictly needed, and ensure Close() does what it's named after [Uns][[fxsearch]]
- #1371945 [Toolkit:Storage]-Possible statement finalization crash on shutdown [Uns][[fxsearch]]
- #1369734 [Toolkit:Telemetry]-Improve aborted-session ping scheduling for reduced performance impact [Uns][[measurement:client][qf:p1]]
- #1374419 [Toolkit:Telemetry]-Make gHistograms constexpr to remove its initializer [Uns][]
- #1374108 [Toolkit:Themes]-Stop using the :not(:target) selector in the find bar's next/previous SVG icons [Uns][]
- #1374257 [Toolkit:XUL Widgets]-label-control_XBL_Constructor is visible on startup profiles [Uns][[photon-performance]]
- Partial Landings/Diagnostic Patches:
- #1373914 [Core:Audio/Video: Playback]-Crash in mozilla::MediaShutdownManager::Instance [Win][]
- #1365879 [Core:Graphics]-Merge Advanced Layers [Uns][keep-open]
- Beta 3 -> Beta 4 Changelog +1
- #1361008 [Core:Editor]-execCommand("defaultparagraphseparator", false, "p"); sometimes adds a surplus paragraph [Uns][]
Nightly 56 fixes since 20170613 (Gecko 55) ~522
Beta 55 fixes since 20170306 (Gecko 54) ~4988
Firefox 55 Beta 4 Testday
Nightly Blog
Release Calendar
Release Tracking
MozRegression Guide