Bug 1688278 R[Core:Audio/Video: Playback]Rename 'PDMFactoryImpl' in order to better reflect what it's actually doing.
Bug 1689361 R[Core:DOM: Core & HTML]PointerLockManager.cpp:392:30: error: ?MakeScopeExit? was not declared in this scope
Bug 1686194 R[Core:DOM: Core & HTML]Firefox show title of former document if new document has no title.
Bug 1688767 R[Core:DOM: Navigation]Change layout/base/tests/test_bug607529.html to use BroadcastChannel
Bug 1688532 R[Core:Disability Access APIs]Column headers reported incorrectly after colspan in previous row
Bug 1627443 R[Core:Gecko Profiler]OS X startup profiles show the main thread as both janky and idle while running OS code
Bug 1689449 R[Core:General]Add libpng to the VALID_LICENSES in mach vendor
Bug 1629381 U[Core:Graphics]Calling ctx.drawImage throws NS_ERROR_NOT_AVAILABLE when drawing a video on Windows 10
Bug 1689316 R[Core:Graphics: WebRender]Remove all switch statements from webrender shaders
Bug 1689245 R[Core:Graphics: WebRender]Clean up RenderCompositorSWGL transparent clearing
Bug 476384 R[Core:Internationalization]Use ccTLD and charset to improve language tags
Bug 1662735 R[Core:JavaScript Engine]jsshell `runOffThreadScript` should not wait for GC if not required
Bug 1666974 R[Core:JavaScript Engine]Rename wasFunctionEmitted to something clearer
Bug 1689314 R[Core:JavaScript Engine]Assertion failure: !needsArgsAnalysis(), at vm/JSScript.h:2076 with oom on async function
Bug 1689213 R[Core:JavaScript Engine]Handle remote error messages from jit-test remotes correctly
Bug 1689301 R[Core:JavaScript Engine]Clarify the relation between CompilationInput.enclosingScope and CompilationState parameter
Bug 1689078 R[Core:JavaScript Engine]Clearly separate regular standalone function and event listener
Bug 1680848 R[Core:JavaScript Engine]Don't allow cloning scripts with different NonSyntactic flags
Bug 1688886 R[Core:JavaScript Engine]Optimize XDRImmutableScriptData
Bug 1688885 R[Core:JavaScript Engine]Use Span for BaseCompilationStencil.objLiteralData
Bug 1688884 R[Core:JavaScript Engine]Use Span for BaseCompilationStencil.bigIntData
Bug 1688624 R[Core:JavaScript Engine]Assertion failure: obj->is<NonSyntacticVariablesObject>() || !obj->is<EnvironmentObject>(), at vm/JSObject.cpp:3064 with evalReturningScope
Bug 1689333 R[Core:JavaScript Engine]Remove obsolete comment about stencil merge
Bug 1688768 R[Core:JavaScript Engine: JIT]Properly flush JSON spew for CacheIR Health report
Bug 1688346 R[Core:JavaScript Engine: JIT]Issue involving IonMonkey and Math.trunc
Bug 1687441 R[Core:JavaScript Engine: JIT]Support large array buffers in the JITs
Bug 1688749 R[Core:JavaScript: GC]Assertion failure: newCapacity % SystemPageSize() == 0, at gc/Nursery.cpp:161
Bug 1689140 R[Core:JavaScript: GC]SliceBudget::counter has smaller range than WorkBudget::budget on 32-bit platforms
Bug 1560824 R[Core:Layout: Form Controls]select elements are 2px taller than buttons and textfields, due to internal padding that's documented as making them the same size
Bug 1667089 R[Core:Layout: Scrolling and Overflow]Remove code that allows root resizers
Bug 92176 R[Core:Layout: Text and Fonts]::first-letter pseudo-element should consider both characters within letter combinations like the Dutch "ij"
Bug 1688838 R[Core:Networking]Intermittent Assertion failure: NS_IsMainThread() (nsXPCWrappedJS::AddRef called off main thread), at /builds/worker/checkouts/gecko/js/xpconnect/src/XPCWrappedJS.cpp:241
Bug 1633239 R[Core:Networking: Cache]Intermittent SUMMARY: ThreadSanitizer: data race /builds/worker/checkouts/gecko/netwerk/cache2/CacheStorageService.cpp:1273:41 in mozilla::net::CacheStorageService::OnMemoryConsumptionChange(mozilla::net::CacheMemoryConsumer*, unsigned int)
Bug 1689208 R[Core:Networking: Cache]RaceCacheWithNetwork is racing on 5G cellular networks
Bug 1689108 R[Core:Networking: DNS]Report TRR_IS_OFFLINE telemetry if the TRRService is NOT_CONFIRMED and the browser is offline
Bug 1689291 R[Core:Panning and Zooming]layout/reftests/transform/partial-prerender-expansion-translate.html fails on android with patches for bug 1687926 bug 1687927 bug 1687886
Bug 1689034 R[Core:Plug-ins]Get rid of keyboard event special handling for plugin
Bug 1686749 R[Core:Storage: Quota Manager]Let CreateFile*Stream functions propagate all errors
Bug 1686420 R[Core:Storage: Quota Manager]Wrap the expression in QM_TRY_RETURN in a ToResult call
Bug 1688221 R[Core:Storage: StorageManager]Perma toolkit/components/antitracking/test/browser/browser_partitionedClearSiteDataHeader.js | localStorage for https://example.org has expected value testKey=thirdParty - when Gecko 86 switches to Late Beta on 2021-02-05
Bug 1687486 R[Core:WebRTC]Intermittent LeakSanitizer | leak at nsRefPtrDeque, mozilla::DataChannelConnection::DataChannelConnection, mozilla::DataChannelConnection::Create, mozilla::PeerConnectionImpl::EnsureDataConnection
Bug 1416220 R[Core:WebRTC: Networking]WebRTC problem with TURNs in tcp and a proxy (ok with TURN and proxy)
Bug 1677632 R[Core:WebRTC: Networking][socket process] browser restart needed after socket process dies
Bug 1687877 R[Core:Widget]layout/xul/test/test_bug159346.xhtml fails with the non-native theme enabled
Bug 1689227 R[Core:Widget]intrinsic-size.html fails with non-native theme.
Bug 1689252 R[Core:Widget]Simplify progress and meter painting in the non-native theme.
Bug 1687865 R[Core:Widget]non-native theme buttons render oddly with no content
Bug 1689286 R[Core:Widget]Make nnt number inputs look nicer with padding applied.
Bug 1687870 R[Core:Widget]layout/reftests/writing-mode/ua-style-sheet-button-1.html fails with the non-native theme enabled
Bug 1689253 R[Core:Widget]resize-child-will-change-transform.html fails with non-native theme enabled.
Bug 1689231 R[Core:Widget]number-style-inheritance.html fails with non-native theme.
Bug 1689098 R[Core:Widget]With widget.disable-native-theme-for-content=true, buttons could have some more padding
Bug 1689285 A[Core:Widget]fix test_visibility.xhtml with the non-native theme enabled.
Bug 1689319 R[Core:Widget: Gtk][Linux] Rename CSD_SUPPORT_* to GTK_DECORATION_*
Bug 1687212 A[Core:Widget: Gtk]Firefox is unresponsive to user input <60 seconds after startup
Bug 1631061 R[Core:Widget: Gtk][Wayland] Clipboard stops working correctly after a while
Bug 1681469 A[Core:XPCOM]Allow nsBaseHashtable to work with a non-default-constructible/non-movable DataType
Bug 1689182 R[Core:XPCOM]Collect resident unique set size for MemoryTelemetry from the parent process
Bug 1682220 R[DevTools:Framework]Use nsIWorkerDebugger.windowIds instead of nsIWorkerDebugger.window.windowGlobalChild.innerWindowId in DevToolsWorkerChild
Bug 1686241 R[DevTools:Inspector]Investigate not selecting a node when clicking on its expand/collapse arrow
Bug 1551571 R[DevTools:Inspector: Rules][Inactive CSS] Display a warning when table-layout is used incorrectly
Bug 1688786 R[Firefox:Address Bar]Add a browser.urlbar.showSearchSuggestionsFirst pref
Bug 1675558 R[Firefox:Address Bar]Make browser_searchMode_preview.js properly handle an empty search mode search
Bug 1686316 A[Firefox:General]`DOMWillOpenModalDialog` does not send event detail when new the tab modal UI is opened for content modals
Bug 1689481 R[Firefox:Launcher Process]Launcher process: Treat background task mode as implicit --wait-for-browser
Bug 1674948 R[Firefox:New Tab Page]Intermittent browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbarNewWindow.js | Toolbar should not become visible when loading slow site -
Bug 1687827 A[Firefox:New Tab Page]Update pocket and highlights card box shadow and border radius if newNewtabExperience is enabled
Bug 1689383 R[Firefox:New Tab Page]The "Recommended by Pocket" section is no longer displayed on the latest Firefox Nightly for new profiles until a restart is made
Bug 1687970 R[Firefox:New Tab Page]Search bar focus ring does not exist when newNewtabExperience is enabled and search handoff enabled
Bug 1689095 R[Firefox:New Tab Page][Dark Theme] The Search separator line is too bright on NNT when the page is scrolled down
Bug 1602912 R[Firefox:Normandy Client]Add support for graduation lists
Bug 1688800 N[Firefox:Security]Carve out more edge cases for javascriptLoad restrictions, and let Telemetry ride the trains
Bug 1596897 A[Firefox:Site Permissions]Decouple Permissions Panel from Site Information Panel
Bug 1688237 R[Firefox:Theme]Interactive area for toggling playing/muted status is too large
Bug 1687952 R[Firefox:Top Sites]Unpin search shortcut when attempting to show a sponsored top site from the same vendor
Bug 1632776 R[Firefox Build System:General]autocfg tests don't work properly on Windows PGO builds
Bug 1689284 R[Firefox Build System:General]Default to opt-level=2 for Rust code
Bug 1689435 R[Firefox Build System:Generated Documentation]Debugging on windows docs render with misleading `./mach run–debug` command
Bug 1689408 R[GeckoView:General]Memory leak in GeckoTelemetryDelegate::DispatchHistogram
Bug 1688882 R[Toolkit:Crash Reporting]Always inform the main process that a minidump has been generated, even if it's incomplete
Bug 1685801 R[Toolkit:General]Move most things out of BrowserUtils.jsm
Bug 1689342 R[Toolkit:General]Remove focus-visible and preload from the experimental features section.
Bug 1688440 R[WebExtensions:General]Perma [tier 2] M-fis-xorig linux debug toolkit/components/extensions/test/mochitest/test_ext_tabs_permissions.html | TypeError: logger.warning is not a function - Should not throw any errors
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Changes to 84 bugs - 73 fixed.
1 bugs are not included due to being restricted