Bug 1714125 N[Core:Audio/Video: Playback]Mp4s with multiple sample description entries containing crypto are rejected by parser
Bug 1714614 A[Core:CSS Parsing and Computation]CSS Visited Styling design results in excessive notifications to content processes
Bug 1715155 R[Core:CSS Parsing and Computation]Perma [tier 2] TEST-UNEXPECTED-PASS | /css/css-properties-values-api/at-property.html | Inherited properties inherit - expected FAIL
Bug 1715032 R[Core:DOM: Copy & Paste and Drag & Drop]Run text/html clipboard tests on Android
Bug 1714916 R[Core:DOM: Editor]Make `HTMLEditor::InsertFromDataTransfer` take `uint32_t` as index of `DataTransfer` items
Bug 1540037 R[Core:DOM: Editor]Move `TextEditor` methods which are used with `HTMLEditor` instances for splitting TextEditor and HTMLEditor classes
Bug 1715252 A[Core:DOM: Events]Permanent Assertion failure: StaticPrefs::dom_events_coalesce_touchmove(), at /builds/worker/checkouts/gecko/dom/ipc/BrowserChild.cpp:1476 when Gecko 91 merges to Beta on 2021-07-12
Bug 1715134 R[Core:DOM: Forms]Make form control type an enum class.
Bug 1706167 R[Core:DOM: Navigation]Holding down Back button, the Back button's page titles are wrong (Fission no-bfcache, SHIP only?)
Bug 1643998 N[Core:DOM: Navigation]Intermittent browser/base/content/test/tabs/browser_new_tab_in_privilegedabout_process_pref.js | Check that about:newtab is in privileged about: content process after location change. - Got 11269, expected 8122
Bug 1697905 R[Core:DOM: Navigation]Navigating back in history doesn't work in a single tab (Fission enabled)
Bug 1713593 R[Core:DOM: Security]HTTPS-First: Add test for mixed content blocker
Bug 1714947 R[Core:DOM: Security]Update missed PBM tests to work with https-first-mode enabled
Bug 1714640 R[Core:DOM: Selection]Selection::ScrollIntoView incorrectly scroll to the previous line before a significant \n
Bug 1496997 R[Core:DOM: Service Workers]Remove child intercept support once parent intercept has fully shipped and we have no need to switch back to child intercept
Bug 1713272 R[Core:Disability Access APIs]Support IAccessible2 role, uniqueID, hwnd, indexInParent for RemoteAccessibles
Bug 1713551 R[Core:Disability Access APIs]Don't reserve MSAA id bits for the content process when the cache is enabled
Bug 1695116 R[Core:Disability Access APIs]Make Windows use RemoteAccessible for tree navigation and role
Bug 1713971 R[Core:Gecko Profiler]Crash in [@ mozilla::ProfilerParentTracker::~ProfilerParentTracker]
Bug 1697558 R[Core:Graphics: WebRender]Corruption with masks and isolate.
Bug 1715391 R[Core:Graphics: WebRender]Enable firefox-ui-functional and web-platform-tests-wdspec-headless tests on Linux WebRender
Bug 1711648 N[Core:Graphics: WebRender]Transition from rectangles to min/max representation
Bug 1715306 R[Core:Graphics: WebRender]Rename valgrind jobs to be WebRender
Bug 1712290 R[Core:Graphics: WebRender]Large black rectangles and screen flickering on Adreno 308 Android 9 (Fix and re-enable webrender)
Bug 1715194 R[Core:Graphics: WebRender]Fix tiled clip image masks + raster roots
Bug 1715132 R[Core:Graphics: WebRender]Ignore blocklist for Software WebRender on desktop
Bug 1696093 R[Core:ImageLib]AVIF image mirroring and rotation support
Bug 1714100 R[Core:Internationalization]Create a micro benchmark for Intl.DateTimeFormat
Bug 1714531 V[Core:JavaScript Engine]Assertion failure: hasValue(), at js/PropertyDescriptor.h:263
Bug 1711872 R[Core:JavaScript Engine]Implement the Object.hasOwn proposal
Bug 1715203 R[Core:JavaScript Engine: JIT]Create abstraction to aid register selection during lowering
Bug 1312588 R[Core:Layout]implement fit-content(<length-percentage>) value of width/min-width/max-width property
Bug 1715302 R[Core:Layout: Flexbox]Add WPT coverage for the drawing order of absolutely positioned boxes inside flex items
Bug 1714445 R[Core:Layout: Generated Content, Lists, and Counters][css-counter-styles] Change how 'pad' descriptor handles negative sign to match implementations
Bug 1710685 R[Core:Security: Process Sandboxing]lucet-wasi clock() in RLBox sandboxes is broken
Bug 1713820 R[Core:Storage: Quota Manager]Enable QM_TRY reporting to the browser console in release builds
Bug 1714524 R[Core:Widget]Firefox 89 has hardcoded blue border on input fields
Bug 1714103 R[Core:Widget: Gtk]Scrollbar indicator not visible on some sites with Firefox 89 / Proton
Bug 1712674 R[Core:mozglue]Add stack-walking recovery using BP in DoMozStackWalkThread
Bug 1713643 R[DevTools:Framework]Use DOCUMENT_EVENT's will-navigate event to clear ResourceCommand internal cache
Bug 1691580 R[DevTools:General]Fix and re-enable devtools/server/tests/browser/browser_animation_getSubTreeAnimations.js test for Fission
Bug 1691581 R[DevTools:General]Fix and re-enable devtools/server/tests/browser/browser_animation_playPauseIframe.js test for Fission
Bug 1715123 R[DevTools:General]Remove unused method broadcastPermissionsForPrincipalToAllContentProcesses in PermissionManager
Bug 1365607 R[DevTools:General][meta] Switch devtools to async/await from task.js/yield
Bug 1715129 R[Firefox:General]Collect Telemetry on how many instances of Firefox have Proton enabled
Bug 1714349 A[Firefox:General]Remove browser.proton.modals.enabled pref
Bug 1711473 R[Firefox:Nimbus Desktop Client]Intermittent browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | Uncaught exception - at resource://testing-common/NimbusTestUtils.jsm:150 - Error: Manager store not ready, call `manager.onStartup`
Bug 1679313 R[Firefox:Screenshots]Take a screenshot option is missing in a frame
Bug 1713899 R[Firefox:Search]Tests skipped in 'browser/components/search/test/browser/browser.ini' for new Fission platform triage
Bug 1710004 R[Firefox:Session Restore]Make Session Restore restore SessionStorage entirely from the parent
Bug 1695472 R[Firefox:Tabbed Browser][Fission] fullscreen embedded video clips causes all tabs to lose the 'x' close button
Bug 1713956 R[Firefox:Theme]Optimize the stop-to-reload and reload-to-stop animations
Bug 1713988 R[Firefox Build System:General]make `mach doctor` architecture simpler
Bug 1702017 R[Firefox Build System:Mach Core]`mach doctor` should guard against "unknown locale: UTF-8"
Bug 1714376 R[Firefox Build System:Mach Core]Replace a number of "exception.message" usages
Bug 1690947 R[Firefox Build System:Task Configuration]Decision tasks can fail when an optimized task is about to expire
Bug 1713284 R[GeckoView:General]Crash in [@ mozilla::dom::SanitizeVibratePattern]
Bug 1691414 A[Remote Protocol:WebDriver BiDi]Refactor WebDriver session module to be shareable with WebDriver BiDi
Bug 1714252 R[Toolkit:Password Manager]Remove or update probes expiring in Firefox 92: pwmgr.doorhanger_submitted#doorhanger_submitted
Bug 1713895 N[WebExtensions:Untriaged]Tests skipped in 'browser/components/extensions/test/browser/browser.ini' for new Fission platform triage
###########
Changes to 63 bugs - 52 fixed.
2 bugs are not included due to being restricted