Bug 1619550 R[Core:Audio/Video: Playback]Video plays with only sound and no visual but a black screen on Android
Bug 1545108 N[Core:Audio/Video: Playback]Crash in [@ mozilla::MediaDecoderStateMachine::OnAudioPopped]
Bug 1639310 R[Core:DOM: Bindings (WebIDL)]Simplify implicitJSContext annotations
Bug 1636089 R[Core:DOM: Content Processes]Expose a good place to register JSProcessActor pairs
Bug 1638492 R[Core:DOM: Core & HTML]Intermittent [taskcluster:error] Task timeout after 10800 seconds. Force killing container.
Bug 1637307 N[Core:DOM: Core & HTML]Use toplayer to handle modal dialog
Bug 1597506 R[Core:DOM: Navigation]Get rid of nsWindowWatcher::GetWindowTreeItem/Owner in toolkit/components/windowwatcher/nsWindowWatcher.cpp
Bug 1629866 R[Core:DOM: Navigation]Store ChildSHistory on the BrowsingContext
Bug 1618544 R[Core:DOM: Networking][rel=preload] Let `XMLHttpRequest` use "fetch" preloads
Bug 1625845 R[Core:DOM: Security]Remove usage of GetURI in Navigator.cpp
Bug 1613609 R[Core:DOM: Security]system-principal restrictions should check for allowed ui resources rather than blacklisting based on uri scheme
Bug 1532287 R[Core:DOM: Service Workers]Make sure Cross-Origin policy is passed to workers and service workers and respected in SW fetch
Bug 1633344 N[Core:DOM: Web Payments]Disallow duplicate PMIs when creating request
Bug 1630208 A[Core:Disability Access APIs]Intermittent leakcheck | default 296 bytes leaked (xpcAccessibleDocument, xpcAccessibleGeneric, xpcAccessibleHyperText)
Bug 1639076 R[Core:Graphics: WebRender]Drop PostTranslate call to offset the frame origin for transform animations on WebRender
Bug 1637796 R[Core:Graphics: WebRender]WebRender does not handle mask render tasks that exceed the maximum task size
Bug 1612440 A[Core:Graphics: WebRender]Send transactions directly to the scene builder thread when possible
Bug 1639217 R[Core:Graphics: WebRender]Turn off webrender github CI on macOS
Bug 1637890 R[Core:IPC]Crash in [@ mozilla::MozPromise<T>::ThenValueBase::Dispatch]
Bug 1631593 A[Core:Internationalization]Make Localization.jsm stateless
Bug 1637913 R[Core:JavaScript Engine]Crash [@ v8::internal::ActionNode::StorePosition] or Assertion failure: (RegExpMacroAssembler::kMaxRegister) >= (next_register_ - 1), at new-regexp/regexp-compiler.cc:236
Bug 1638470 R[Core:JavaScript Engine]Move script-atoms from RuntimeScriptData to PrivateScriptData
Bug 1627424 R[Core:JavaScript Engine]Use mozilla-central in run-on-projects for smoosh jobs
Bug 1638798 R[Core:JavaScript Engine: JIT]Optimize generic unary Math functions in CacheIR and Warp
Bug 1638790 R[Core:JavaScript Engine: JIT]Optimize MathSqrt in CacheIR and Warp
Bug 1639037 R[Core:JavaScript Engine: JIT]Optimize IntrinsicToString in CacheIR and Warp
Bug 1557727 R[Core:JavaScript: Internationalization API]Implement the Intl.DisplayNames proposal
Bug 1639118 R[Core:Javascript: WebAssembly]Fix preparation of large stack result area on AArch64 in baseline compiler
Bug 1638928 R[Core:Layout]Remove "Get" prefix from nsIFrame's GetChildLists and GetCrossChildLists
Bug 1632789 R[Core:Layout]teach PresShell::ProcessSynthMouseMoveEvent to understand desktop zooming
Bug 1634911 N[Core:Layout: Block and Inline]Simplify loops over lines in block layout to use ranged for.
Bug 1639053 R[Core:Layout: Flexbox]Remove the ability to reverse flex container's axes internally
Bug 1638478 R[Core:Layout: Text and Fonts]Arabic shaper not used for Arabic combining marks on whitespace
Bug 1637605 R[Core:MFBT]Provide adapter from functions with R* output parameter and nsresult return type to Result<R, nsresult> return type
Bug 1602832 N[Core:Networking][socket process] Enable xpcshell tests for socket process
Bug 1616014 R[Core:Networking: DNS]DNSListenerProxy::mListener should not be a main thread pointer holder
Bug 1634854 R[Core:Performance]a few performance-timeline/* tests are expected TIMEOUT
Bug 1637194 R[Core:Privacy: Anti-Tracking]Store first-party domain in CookieJarSetting
Bug 1631676 N[Core:Privacy: Anti-Tracking]Disable dfpi when privacy.firstparty.isolate=true
Bug 1598025 R[Core:WebRTC: Signaling]RTCDataChannel-send-blob-order.html intermittently times out on x86 fission opt?
Bug 1638821 R[Core:Widget]Make the decision to whether paint focus rings depend on the theme, not the platform
Bug 1637948 R[Core:Widget: Gtk][wayland] popup is resized on hidpi while it should not
Bug 1635718 R[Core:Widget: Gtk][Wayland] Print to File Dialog does not accepts text copied from external applications.
Bug 1638124 R[Core:XPCOM]Add a NS_INLINE_DECL_THREADSAFE_REFCOUNTING_WITH_DESTROY
Bug 1638886 R[DevTools:Accessibility Tools][RTL] The simulation eye icon in the Accessibility panel is misaligned
Bug 1576192 R[DevTools:Debugger]The debugline overlaps inline preview
Bug 1637793 A[DevTools:Framework]Intermittent devtools/client/framework/*.js | A promise chain failed to handle a rejection: Connection closed, pending request to root, type listWorkers failed
Bug 1636420 A[DevTools:Netmonitor]Connect SSE actor to the Message panel
Bug 1631295 R[DevTools:Netmonitor]Refactor the general section of the headers panel
Bug 1634542 R[DevTools:Performance Tools (Profiler/Timeline)]Profiler popup needs to disable recording when a private browsing window is open
Bug 1309824 R[DevTools:Storage Inspector]Selecting a storage type shows incorrect message
Bug 1637057 R[DevTools:about:debugging]Assertion failure: opener->mOriginAttributes.EqualsIgnoringFPD(mOriginAttributes)
Bug 1634910 R[Firefox:Address Bar]Search service not initialized when the urlbar value formatter attempts to format on session restore
Bug 1626891 R[Firefox:Address Bar]Style tail suggestions differently
Bug 1638499 R[Firefox:General]Frequent browser/base/content/test/fullscreen/browser_fullscreen_window_focus.js | A promise chain failed to handle a rejection: Waiting for document focus - timed out after 50 tries. - stack: (No stack available.)
Bug 1607630 R[Firefox:PDF Viewer]pdf.js occasionally shows incorrect symbols until page is refreshed
Bug 1630844 R[Firefox:PDF Viewer]Collect telemetry on what causes the PDF viewer fallback bar
Bug 1635230 R[Firefox:Search]Write documentation for allow overriding specific search engines according to an allowlist
Bug 1637396 R[Firefox:Search]Harden loading the search configuration against failures
Bug 1620976 A[Firefox:Security]Create UI for nsClientAuthRememberService
Bug 1638066 R[Firefox:Session Restore]Stop setting toolkit.cosmeticAnimations.enabled in sessionstore tests
Bug 1638012 R[Firefox Build System:Bootstrap Configuration]commonize taskcluster-related bootstrappers for Linux
Bug 1638780 R[Firefox Build System:General]`mach bootstrap` throws on Ubuntu 20.04
Bug 1638951 R[Firefox Build System:General]Convert 'mach cargo' to run with Python 3
Bug 1635112 R[Firefox Build System:Source Code Analysis]Use `clang-tidy` as warning build error detector for our `static-analysis` targets.
Bug 1636110 R[Firefox Build System:Task Configuration]Use a build optimizer for |mach try auto|
Bug 1638260 R[Firefox Build System:Task Configuration]try on run-on-projects is a noop, remove them
Bug 1639334 R[GeckoView:General]Restrict gv-junit-e10s-multi to integration and m-c
Bug 1596825 R[GeckoView:General]Intent not passed to Android Component
Bug 1638904 R[GeckoView:General]Extend some tests for private mode
Bug 1638948 R[GeckoView:General]Convert 'mach android-emulator' to run with Python 3
Bug 1639151 R[Release Engineering:Release Automation: Other]Convert 'mach release-history' to run with Python 3
Bug 1638166 R[Toolkit:Storage]Flush writes to XULStore before fast shutdown
Bug 1594752 R[Toolkit:XUL Widgets][Fission] Switch to fission-compatible JSWindowActor for DOMTitleChanged
Bug 1607781 R[Web Compatibility:Desktop]meet.google.com / Google Hangouts doesn't work with resistFingerprinting ("Couldn't start the video call because of an error")
Bug 1631858 R[Web Compatibility:Interventions]Ship v11.0.0 of webcompat system addon
Bug 1634756 R[WebExtensions:Themes]ExtensionSettingsStore does not handle addon.installDate being null
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Changes to 80 bugs - 67 fixed.