Bug 1673525 V[Core:Audio/Video]UndefinedBehaviorSanitizer: /builds/worker/workspace/obj-build/dist/include/SharedBuffer.h:58:30: runtime error: applying non-zero offset 16 to null pointer
Bug 1601385 R[Core:Audio/Video: Playback]Crash near [@ mozilla::dom::HTMLMediaElement::UpdateOutputTrackSources]
Bug 1601422 R[Core:Audio/Video: Playback]Assertion failure: out->mFinishWhenEndedLoadingSrc || out->mFinishWhenEndedAttrStream, at /builds/worker/workspace/build/src/dom/html/HTMLMediaElement.cpp:3682
Bug 1684126 R[Core:Audio/Video: Playback]Fail to play radio on "hichannel.hinet.net"
Bug 1677107 A[Core:Audio/Video: Playback]Add Telemetry for tracking multiple PiP support usage
Bug 1685796 R[Core:CSS Parsing and Computation]Intermittent /css/CSS2/lists/list-style-image-004.xht | Testing http://web-platform.test:8000/css/CSS2/lists/list-style-image-004.xht == http://web-platform.test:8000/css/CSS2/lists/list-style-image-004-ref.xht
Bug 1685675 R[Core:CSS Parsing and Computation]Enable :autofill / :-webkit-autofill support on release channels.
Bug 1619197 N[Core:DOM: Core & HTML]Show .opus files with audio/* filter in file upload
Bug 1685056 R[Core:DOM: Core & HTML]Popup Blocker bar disappears immediately after window.open is called by a script in an iframe, and that iframe gets removed.
Bug 1685872 R[Core:DOM: Core & HTML]Perma TEST-UNEXPECTED-TIMEOUT | /html/semantics/embedded-content/the-img-element/image-compositing-change.html | expected PASS when Gecko 86 merges to Beta on 2021-01-25
Bug 1684634 R[Core:DOM: Networking]WebAssembly custom fetch Response error (ignoring headers)
Bug 1686003 R[Core:DOM: Security]Use different origin in test test_sandbox_fetch.html to comply with Principal based vetting in ContentParent
Bug 1677253 N[Core:DOM: Selection]Fix <input>/<textarea> selection setters/methods always firing a select event regardless of its current selection range
Bug 1685804 R[Core:Internationalization]Use nsIGSettingsService in OSPreferences_gtk
Bug 1686020 R[Core:JavaScript: GC]Don't disable the nursery when creating the self hosting zone
Bug 1683454 R[Core:JavaScript: GC]Perma [tier2] tests/jit-test/jit-test/tests/gc/weak-marking-01.js | obj2,obj3 (code 3, args "") [0.4 s]
Bug 1686021 R[Core:JavaScript: GC]Simplify ShouldMark predicate a little
Bug 1684089 R[Core:Javascript: WebAssembly]Replace MOZ_MUST_USE with [[nodiscard]] in js/src/wasm/
Bug 1682466 A[Core:Javascript: WebAssembly]Implement the SIMD "extended multiplication" instruction
Bug 1685895 R[Core:Layout]Intermittent pagination/abspos-breaking-001.xhtml == pagination/abspos-breaking-000.ref.xhtml | assertion count 7 is more than expected 3 to 6 assertions | ASSERTION: invalid shrink-to-fit ratio: 'ratio >= 0.0 && ratio < 1.0'
Bug 1685153 R[Core:Layout: Form Controls]crash near null in [@ nsTextControlFrame::ScrollSelectionIntoViewAsync]
Bug 1656295 R[Core:Networking]Enable ESLint no-unused-vars rule for netwerk/cookie/test and netwerk/test
Bug 1680613 R[Core:Networking: HTTP]Enable https upgrade with https rr on nightly and beta
Bug 1682552 R[Core:Networking: HTTP]Gather the channel successful rate when https rr is used
Bug 1686152 R[Core:Panning and Zooming]apz.overscroll.enabled has no effect when webrender is enabled
Bug 1683828 A[Core:Storage: Cache API]Use QM_TRY etc. more in Cache API
Bug 1682543 R[Core:Storage: Quota Manager]Make use of standard algorithms in dom/quota
Bug 1663674 R[Core:WebRTC: Audio/Video]Assertion failure: false (MOZ_ASSERT_UNREACHABLE: A consumer was not explicitly removed), at /builds/worker/checkouts/gecko/dom/media/MediaStreamTrack.cpp:525
Bug 1680402 R[Core:XPCOM]Make printf_stderr work on Windows when it's been redirected
Bug 1599317 R[DevTools:Console]Expanding an object in a list of 10k entries takes 83s
Bug 1593687 R[DevTools:Console]Add a test for navigation message for switching to another top-level target
Bug 1557247 R[DevTools:General]Share fixtures and helper across panels
Bug 1686184 R[DevTools:Inspector]Cleanup webreplay leftover in inspector/inspector.js
Bug 1568833 R[DevTools:Inspector]Make the "screenshot node" inspector feature work with oop frames
Bug 1685619 R[Firefox:Address Bar]Update handleNavigation so we can navigate from the extension API
Bug 1684859 R[Firefox:New Tab Page][Enhancement] Consider enlarging the toggle's radius to include the title name
Bug 1686102 R[Firefox:PDF Viewer]Update pdf.js to version 2.7.510
Bug 1684291 R[Firefox Build System:General]dependentlibs.py generates an incorrect dependentlibs.list when using llvm-readelf
Bug 1686226 R[Firefox Build System:Lint and Formatting]Add references to the Matrix Lint & Formatting room in the coding style docs
Bug 1685353 R[Firefox Build System:Source Code Analysis]Disable "-Woverloaded-virtual" for GCC, because it warns on static overloads
Bug 1684936 R[Firefox Build System:Toolchains]upgrade NodeJS with January 2021 10.x security fixes
Bug 1684999 R[Toolkit:OS.File]Allow PathUtils.getProfileDir() to be called off main thread if PathUtils is not instantiated
Bug 1683098 R[Toolkit:Password Manager]Remove or update probes expiring in Firefox 87: exp_import.*
Bug 1679133 R[Toolkit:Printing]The print preview remains open after closing the printing progress prompt during the “Preparing” state and the print progress prompt is no longer displayed for that browser session
Bug 1680060 R[Toolkit:Telemetry]Expose `glean::ErrorType` from FOG
Bug 1205985 R[Toolkit:Telemetry]Add Telemetry measurement for the time Firefox was open and the computer not in sleep
Bug 1684792 A[Toolkit:XUL Widgets]Form validation popups appear at a wrong place
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Changes to 48 bugs - 38 fixed.
1 bugs are not included due to being restricted