Bug 1619523 R[Core:Audio/Video: Playback][X11] Implement ffmpeg/VAAPI video playback
Bug 1649691 R[Core:Audio/Video: cubeb]Make static assert less strict in MPSCQueue.h
Bug 1645046 R[Core:DOM: Core & HTML]Enable HTML5 dialog in Nightly
Bug 1650287 R[Core:DOM: Core & HTML]Hacks link for .getGamepads() in insecure context is incorrect
Bug 1648372 R[Core:DOM: Editor]Crash in [@ mozilla::TextInputSelectionController::SetCaretReadOnly]
Bug 1648630 R[Core:DOM: UI Events & Focus Handling]Touch event isn't fired on Fission oop iframe
Bug 1649490 R[Core:Graphics]Detect / enumerate all GPUs on macOS, not just the GPU that was active during Firefox startup
Bug 1552923 R[Core:Graphics: WebRender]CSS animation corrupted with WebRender
Bug 1643862 R[Core:IPC]Move IPC channel buffers into separate heap allocations
Bug 1603121 R[Core:ImageLib]Remove imgRequestProxy::IsOnEventTarget()
Bug 1649900 R[Core:JavaScript Engine]Update jsparagus for bug 1648005
Bug 1650382 R[Core:JavaScript Engine]CallIRGenerator::trackAttached causes an assertion failure when CacheIR logs are enabled.
Bug 1606623 R[Core:JavaScript Engine: JIT]Add NeedsPostBarrier function for MIRType
Bug 1649931 R[Core:Layout]Reduce the size of nsIFrame::GetFrameFromDirection()
Bug 1607426 R[Core:Networking]ThreadSanitizer: data race [@ get] vs. [@ assign_assuming_AddRef] ([@ nsPACMan::ProcessPending] vs. [@ PACLoadComplete::Run])
Bug 1642602 R[Core:Networking: Cache]Some disk cache values in about:cache are incorrect.
Bug 1649127 N[Core:Networking: DNS]Make sure we only set AddrHostRecord::mTRRUsed = true when we actually send the request
Bug 1609410 R[Core:Networking: HTTP]421 response code from `icloud.com` not handled well with a proxy
Bug 1650081 R[Core:Panning and Zooming]Stop using overflow:hidden to hide scrollbars in async-scrolling reftests
Bug 1644567 R[Core:Panning and Zooming]GetVisualViewportOffset appears to have a typo
Bug 1649040 R[Core:Printing: Output]Printing SVG with mask does not match preview
Bug 1622212 R[Core:Privacy: Anti-Tracking]hasStorageAccess produces incorrect value
Bug 1650278 R[Core:SVG]Perma [tier 2] /svg/painting/reftests/mask-print.svg | Testing http://web-platform.test:8000/svg/painting/reftests/mask-print.svg == http://web-platform.test:8000/svg/painting/reftests/mask-print-ref.svg
Bug 1639030 N[Core:Security: Process Sandboxing]Update //security/sandbox/chromium/ to Chromium's latest stable version
Bug 1650076 R[Core:Storage: IndexedDB]Bad printf format strings/argument lists in IndexedDB logging
Bug 1626581 N[Core:Storage: Quota Manager]Use mozfile.remove in test_refresh_firefox.py and add the "\\?\" prefix for file path on Windows for mozfile.remove
Bug 1650030 R[Core:Web Audio]Pawn move sound on lichess.org not playing after the first move
Bug 1646743 V[Core:Web Audio]AddressSanitizer: SEGV /builds/worker/checkouts/gecko/dom/media/MediaTrackGraph.cpp in mozilla::MediaTrackGraphImpl::CachedAudioOutputLatency()
Bug 1641308 R[Core:WebRTC: Networking]Set minimum DTLS version to 1.2 again
Bug 1647565 R[Core:Widget: Cocoa]shouldn't need to reconstruct frames when scrollbars change to/from overlay
Bug 1650280 R[Core:XPCOM]Missing #include "nsLiteralString.h" in TestSubstringTuple.cpp
Bug 1640338 R[DevTools:Accessibility Tools]Remove accessibility-startup.
Bug 1640778 R[DevTools:Accessibility Tools]Remove code that is associated with auto-init experiment.
Bug 1644186 A[DevTools:Console]Implement JS Error listening via the ResourceWatcher API on the actor side
Bug 1546394 R[DevTools:Console]Add a `:block <url>` command which matches Netmonitor's "Block URL" context menu entry
Bug 1645563 R[DevTools:Debugger]Intermittent /test/mochitest/browser_dbg-scopes-duplicated.js | A promise chain failed to handle a rejection: Can not send request 'getNodeActorFromObjectActor' because front 'domwalker' is already destroyed. - stack: generateRequestMethods
Bug 1650347 R[DevTools:Documentation]Update gecko-profile argument names in DAMP documentation
Bug 1646854 A[DevTools:Framework]Introduce code to be able to listen for resources from the parent process
Bug 1649753 R[DevTools:Framework]Check if EnvironmentFront is ever used
Bug 1649736 R[DevTools:General]Remove backwards compatibility checks for responsiveActor.setElementPickerState()
Bug 1648240 R[DevTools:Netmonitor]Persist URL details expanded/collapsed when switching between requests
Bug 1621015 R[DevTools:Performance Tools (Profiler/Timeline)]Profiler popup button should be split into a start/stop button, and a down arrow
Bug 1649981 R[Firefox:Address Bar]address bar doesn't work if it's impossible to search for results (corrupt or locked database)
Bug 1647200 R[Firefox:Address Bar]Double schema to the pasteboard for non-standard domains
Bug 1412656 R[Firefox:Bookmarks & History]Firefox breaks/malforms URLs of some bookmarks
Bug 1650155 R[Firefox:General]Rename PromiseTestUtils whitelistRejectionsGlobally to allowlist
Bug 1622263 R[Firefox:New Tab Page]Add Telemetry for the about:home caching mechanism
Bug 1649802 R[Firefox:Preferences]Expose cookie sameSite=lax-by-default experimental feature
Bug 1649426 R[Firefox:Search]Separate out OpenSearch initialisation functions to a separate object
Bug 1647846 R[Firefox:Site Identity]SafeBrowsing errors (about:blocked) shouldn't get marked as local files
Bug 1481425 R[Firefox Build System:Bootstrap Configuration]Automatically remove git-mozreview commit-msg-hook from .git/hooks/commit-msg
Bug 1650261 R[Firefox Build System:Bootstrap Configuration]mach vcs-setup fails on git
Bug 1585726 R[Firefox Build System:Lint and Formatting]Enable eslint unittests on Windows and Mac in CI
Bug 1648586 R[Firefox Build System:Lint and Formatting]`./mach lint` fails to install on Windows 10: ERROR: In --require-hashes mode ... colorama; sys_platform == "win32"... from pylint==2.5.3
Bug 1650113 R[Firefox Build System:Source Code Analysis]error: ‘class gfxPlatformGtk’ has no member named ‘UseDMABufTextures’
Bug 1641058 R[Firefox Build System:Task Configuration]tasks that only exist because of another that is later optimized away should not be scheduled
Bug 1639873 N[Firefox Build System:Task Configuration]Backfill action to support manifest based scheduling
Bug 1648414 R[Firefox Build System:Task Configuration]Tweak shadow schedulers and create a few more
Bug 1648858 R[Toolkit:General]Move d3.js from devtools/ to third_party/
Bug 1649740 R[Toolkit:General]Missing space between blocklist message and bugs in about:support
Bug 1609920 R[WebExtensions:General]Allow WebExtensions Framework to register a moz-extension:// script as a service worker
###########
Changes to 64 bugs - 54 fixed.
3 bugs are not included due to being restricted