ToDo: diffs FF108-FF109

[earthlng]

FF109 is scheduled for release Jan. 17th

FF109 release notes
FF109 for developers
FF109 security advisories

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72 diffs ( 40 new, 11 gone, 21 different )

new in v109.0:

• FYI for visibility
  • pref("browser.urlbar.contextualSearch.enabled", false); - 1794823
  • 4503 pref("privacy.resistFingerprinting.block_mozAddonManager", false); - 1443925 Part 7 - this is not new, it was added in FF57

changed in v109.0:

• 2720 pref("privacy.partition.always_partition_third_party_non_cookie_storage", true); // prev: false
• 2720 pref("privacy.partition.always_partition_third_party_non_cookie_storage.exempt_sessionstorage", false); // prev: true

---

ignore

click me for details

==NEW

pref("browser.migrate.content-modal.enabled", false);
pref("browser.migrate.opera-gx.enabled", false);
pref("browser.migrate.vivaldi.enabled", false);
pref("browser.places.snapshots.relevancy.timeOfDayIntervalSeconds", 3600);
pref("browser.places.snapshots.score.CurrentSession", 1);
pref("browser.places.snapshots.score.IsUserPersisted", 1);
pref("browser.places.snapshots.score.IsUserRemoved", -10);
pref("browser.places.snapshots.score.Visit", 1);
pref("browser.places.snapshots.source.CommonReferrer", 3);
pref("browser.places.snapshots.source.Overlapping", 3);
pref("browser.places.snapshots.source.TimeOfDay", 3);
pref("browser.urlbar.contextualSearch.enabled", false);
pref("browser.urlbar.resultMenu", false);
pref("browser.urlbar.searchEngagementTelemetry.enabled", false);
pref("dom.forms.always_allow_pointer_events.enabled", false);
pref("dom.mozTextStyle.enabled", true);
pref("dom.range_element.magnet_effect_threshold", "10.0");
pref("extensions.install_origins.enabled", false);
pref("extensions.webapi.testing", false);
pref("extensions.webapi.testing.http", false);
pref("gfx.canvas.accelerated.aa-stroke.enabled", true);
pref("gfx.canvas.accelerated.gpu-path-complexity", 4000);
pref("gfx.canvas.accelerated.stroke-to-fill-path", false);
pref("gfx.direct2d.target-independent-rasterization.disabled", false);
pref("gfx.webrender.dcomp-use-virtual-surfaces", true);
pref("javascript.options.mem.gc_parallel_marking", false);
pref("layout.css.allow-mixed-page-sizes", false);
pref("layout.css.content-visibility-relevant-content-margin", "50.0");
pref("layout.css.mod-rem.enabled", false);
pref("media.wmf.dxva.d3d9.amd-pre-uvd4.disabled", true);
pref("network.cookie.sameSite.laxByDefault.allowBoomerangRedirect", true);
pref("network.webtransport.datagrams.enabled", false);
pref("network.webtransport.enabled", false);
pref("security.sandbox.rdd.acg.enabled", true);
pref("security.sandbox.utility-wmf.acg.enabled", true);
pref("svg.nearestAndFarthestViewportElement.enabled", true);
pref("toolkit.telemetry.dap_task1_enabled", false);
pref("toolkit.telemetry.shutdownPingSender.backgroundtask.enabled", false);
pref("widget.windows.messages_to_log", 6);

==REMOVED, RENAMED or HIDDEN

pref("browser.migrate.showBookmarksToolbarAfterMigration", true);
pref("browser.snapshots.relevancy.timeOfDayIntervalSeconds", 3600);
pref("browser.snapshots.score.CurrentSession", 1);
pref("browser.snapshots.score.IsUserPersisted", 1);
pref("browser.snapshots.score.IsUserRemoved", -10);
pref("browser.snapshots.score.Visit", 1);
pref("browser.snapshots.source.CommonReferrer", 3);
pref("browser.snapshots.source.Overlapping", 3);
pref("browser.snapshots.source.TimeOfDay", 3);
pref("dom.security.credentialmanagement.identity.wait_for_timeout", true);
pref("print.print_via_parent", true);

==CHANGED

pref("apz.scrollend-event.content.enabled", true); // prev: false
pref("browser.newtabpage.activity-stream.asrouter.providers.cfr", "{\"id\":\"cfr\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"cfr\",\"updateCycleInMs\":3600000}"); // prev: "{\"id\":\"cfr\",\"enabled\":true,\"type\":\"remote-settings\",\"bucket\":\"cfr\",\"updateCycleInMs\":3600000}"
pref("browser.newtabpage.activity-stream.asrouter.providers.message-groups", "{\"id\":\"message-groups\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"message-groups\",\"updateCycleInMs\":3600000}"); // prev: "{\"id\":\"message-groups\",\"enabled\":true,\"type\":\"remote-settings\",\"bucket\":\"message-groups\",\"updateCycleInMs\":3600000}"
pref("browser.newtabpage.activity-stream.asrouter.providers.whats-new-panel", "{\"id\":\"whats-new-panel\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"whats-new-panel\",\"updateCycleInMs\":3600000}"); // prev: "{\"id\":\"whats-new-panel\",\"enabled\":true,\"type\":\"remote-settings\",\"bucket\":\"whats-new-panel\",\"updateCycleInMs\":3600000}"
pref("browser.opaqueResponseBlocking.syntheticBrowsingContext", true); // prev: false
pref("browser.opaqueResponseBlocking.syntheticBrowsingContext.filter", true); // prev: false
pref("browser.pdfjs.feature-tour", "{\"screen\":\"\",\"complete\":false}"); // prev: "{\"screen\":\"FEATURE_CALLOUT_1\",\"complete\":false}"
pref("devtools.remote.adb.extensionURL", "https://ftp.mozilla.org/pub/labs/devtools/adb-extension/#OS#/adb-extension-latest-#OS#.xpi"); // prev: "https://ftp.mozilla.org/pub/mozilla.org/labs/devtools/adb-extension/#OS#/adb-extension-latest-#OS#.xpi"
pref("dom.webidl.crosscontext_hasinstance.enabled", false); // prev: true
pref("extensions.manifestV3.enabled", true); // prev: false
pref("extensions.unifiedExtensions.enabled", true); // prev: false
pref("extensions.webextensions.default-content-security-policy.v3", "script-src 'self'; upgrade-insecure-requests;"); // prev: "script-src 'self';"
pref("javascript.options.mem.gc_small_heap_incremental_limit", 150); // prev: 140
pref("media.seamless-looping-video", true); // prev: false
pref("network.cache.shutdown_purge_in_background_task", true); // prev: false
pref("network.ssl_tokens_cache_use_only_once", true); // prev: false
pref("security.csp.unsafe-hashes.enabled", true); // prev: false
pref("toolkit.telemetry.dap_helper", "https://helper1.dap.cloudflareresearch.com/v02"); // prev: "https://helper1.dap.cloudflareresearch.com/v01"
pref("toolkit.telemetry.dap_leader", "https://dap-02.api.divviup.org"); // prev: "https://interop-00.api.divviup.org"

[earthlng]

some bugzilla tickets

• apz.scrollend-event.content.enabled
  Bug 1803435 - Enable scrollend for content by default.
  Bug 1785105 - Fire scrollend events.

• browser.migrate.content-modal.enabled
  Bug 1795334 - Add a pref that opens the existing migration.xhtml document in a tab dialog box modal.

• browser.migrate.opera-gx.enabled
  Bug 1795462 - Importing data from OperaGX.

• browser.migrate.showBookmarksToolbarAfterMigration
  Bug 1673047 - Remove browser.migrate.showBookmarksToolbarAfterMigration pref and set the default behavior to the 'true' branch.

• browser.migrate.vivaldi.enabled
  Bug 1795739 - Make it possible to import data from Vivaldi.

• browser.newtabpage.activity-stream.asrouter.providers.cfr
  Bug 1800087 - Fix ASRouter references to RS collections.

• browser.newtabpage.activity-stream.asrouter.providers.message-groups
  Bug 1800087 - Fix ASRouter references to RS collections.

• browser.newtabpage.activity-stream.asrouter.providers.whats-new-panel
  Bug 1800087 - Fix ASRouter references to RS collections.

• browser.opaqueResponseBlocking.syntheticBrowsingContext
  Bug 1801664 - Make <object> and <embed> behave like <iframe>.

• browser.opaqueResponseBlocking.syntheticBrowsingContext.filter
  Bug 1801664 - Make <object> and <embed> behave like <iframe>.

• browser.pdfjs.feature-tour
  Bug 1804309 - [Cleanup] Set default value of browser.pdfjs.feature-tour to have a message id of empty string
  Bug 1793657 - Created messages for Feature Callout tour in pdf.js
  Bug 1793655 - Add progress and device syncing prefs for pdf.js feature callout tour

• browser.places.snapshots.relevancy.timeOfDayIntervalSeconds
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.score.CurrentSession
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.score.IsUserPersisted
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.score.IsUserRemoved
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.score.Visit
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.source.CommonReferrer
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.source.Overlapping
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.places.snapshots.source.TimeOfDay
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.snapshots.relevancy.timeOfDayIntervalSeconds
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.
  Bug 1768164 - MR2-1400 - Initial Time of Day heuristic for Snapshots.

• browser.snapshots.score.CurrentSession
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.snapshots.score.IsUserPersisted
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.snapshots.score.IsUserRemoved
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.
  Bug 1778663: Correct isUsedRemoved typo in snapshot scorer.

• browser.snapshots.score.Visit
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.

• browser.snapshots.source.CommonReferrer
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.
  Bug 1761932: Call recommendation sources in parallel and apply source-specific weights.

• browser.snapshots.source.Overlapping
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.
  Bug 1761932: Call recommendation sources in parallel and apply source-specific weights.

• browser.snapshots.source.TimeOfDay
  Bug 1804223: Normalise snapshot pref names and allow enabling interaction logging without turning on snapshotting.
  Bug 1768164 - MR2-1400 - Initial Time of Day heuristic for Snapshots.

• browser.urlbar.contextualSearch.enabled
  Bug 1794823 - port site specific search from pine to central

• browser.urlbar.resultMenu
  Bug 1790019 - Implement placeholder urlbar result menu button and popup.

• browser.urlbar.searchEngagementTelemetry.enabled
  Bug 1797265: Implement the engagement event.

• devtools.remote.adb.extensionURL
  Bug 1800985 - [devtools] Update adb extension URL to new location

• dom.forms.always_allow_pointer_events.enabled
  Bug 1799565 - Allow pointer events on disabled form elements on Nightly

• dom.mozTextStyle.enabled
  Bug 1799319 - Disable mozTextStyle in early beta.

• dom.range_element.magnet_effect_threshold
  Bug 1803118 - Snap mouse to <input type=range> tick marks

• dom.security.credentialmanagement.identity.wait_for_timeout
  Bug 1803171 - FedCM Promise rejections on timeout cause tab crashes,
  Bug 1782085, part 3 - Add tests for partial FedCM API,

• dom.webidl.crosscontext_hasinstance.enabled
  Bug 1769620 - Disable dom.webidl.crosscontext_hasinstance.enabled by default

• extensions.install_origins.enabled
  Bug 1800703 - Disable extensions.install_origins.enabled pref everywhere.

• extensions.manifestV3.enabled
  Bug 1801291 - Enable MV3 by default.
  Bug 1789796 - Enable Manifest V3 on Nightly and early Beta.
  Bug 1765316 - Explicitly set 'extensions.manifestV3.enabled' and 'extensions.eventPages.enabled' to false at toolkit level.

• extensions.unifiedExtensions.enabled
  Bug 1801129 - Enable unified extensions UI in all channels.
  Bug 1793626 - Enable unified extensions pref by default on Nightly.
  Bug 1777481 - Introduce a new extension button on the toolbar.

• extensions.webapi.testing
  Bug 1443925 - Part 7: Make AddonManagerWebAPI::IsValidSite threadsafe,

• extensions.webapi.testing.http
  Bug 1443925 - Part 7: Make AddonManagerWebAPI::IsValidSite threadsafe,

• extensions.webextensions.default-content-security-policy.v3
  Bug 1797086 add upgrade-insecure-requests to the base csp for MV3
  Bug 1766881 - Drop object-src requirement from extension CSP
  Bug 1740263 - Continue to allow WASM by default in Webextensions v2.

• gfx.canvas.accelerated.aa-stroke.enabled
  Bug 1803604 - Use aa-stroke to accelerate stroked paths in Canvas2D.

• gfx.canvas.accelerated.gpu-path-complexity
  Bug 1801446 - Limit the maximum complexity of paths used with wpf-gpu-raster.

• gfx.canvas.accelerated.stroke-to-fill-path
  Bug 1803604 - Use aa-stroke to accelerate stroked paths in Canvas2D.

• gfx.direct2d.target-independent-rasterization.disabled
  Bug 1800930 - Add a pref to disable target independent rasterization with D2D.

• gfx.webrender.dcomp-use-virtual-surfaces
  Bug 1773596 - Reimplement non-virtual surface rendering

• javascript.options.mem.gc_parallel_marking
  Bug 1802897 - Part 1: Add a pref for parallel marking, disabled by default

• javascript.options.mem.gc_small_heap_incremental_limit
  Bug 1801076 - Increase small heap incremental limit

• layout.css.allow-mixed-page-sizes
  Bug 1802238 - Don't allow using mixed page sizes when printing unless layout.css.allow-mixed-page-sizes is set

• layout.css.content-visibility-relevant-content-margin
  Bug 1791759 - Add support for content-visibility: auto

• layout.css.mod-rem.enabled
  Bug 1785117 - Implement CSS mod() and rem() functions.

• media.seamless-looping-video
  Bug 1799205 - enable video seamless looping.
  Bug 1262276 - part18 : add a pref to control video seamless looping.

• media.wmf.dxva.d3d9.amd-pre-uvd4.disabled
  Bug 1798052 - Disable D3D9DXVA2Manager on AMD pre UVD4

• network.cache.shutdown_purge_in_background_task
  Bug 1786256 - Let network.cache.shutdown_purge_in_background_task=true ride the trains

• network.cookie.sameSite.laxByDefault.allowBoomerangRedirect
  Bug 1774857 - Send (only) laxByDefault cookies on boomerang-redirects.

• network.ssl_tokens_cache_use_only_once
  Bug 1800751 - Enable network.ssl_tokens_cache_use_only_once,
  Bug 1720601 - Allow token cache to store more than one token per key,

• network.webtransport.datagrams.enabled
  Bug 1790676: WebTransport DOM API initial framework

• network.webtransport.enabled
  Bug 1790676: WebTransport DOM API initial framework

• print.print_via_parent
  Bug 1800684 - Remove print_via_parent.

• privacy.partition.always_partition_third_party_non_cookie_storage
  Bug 1800960 - Enable Always Partitioning Storage beyond nightly and without sessionStorage carveout,

• privacy.partition.always_partition_third_party_non_cookie_storage.exempt_sessionstorage
  Bug 1800960 - Enable Always Partitioning Storage beyond nightly and without sessionStorage carveout,

• privacy.resistFingerprinting.block_mozAddonManager
  Bug 1443925 - Part 7: Make AddonManagerWebAPI::IsValidSite threadsafe,

• security.csp.unsafe-hashes.enabled
  Bug 1343950 - CSP: Enable the 'unsafe-hashes' keyword by default.
  Bug 1797070 - CSP: Add a basic implementation of unsafe-hashes behind a flag.

• security.sandbox.rdd.acg.enabled
  Bug 1800933 - Let ACG in RDD and WMF ride the trains.

• security.sandbox.utility-wmf.acg.enabled
  Bug 1800933 - Let ACG in RDD and WMF ride the trains.

• svg.nearestAndFarthestViewportElement.enabled
  Bug 1133174 - Disable SVGGraphicsElement.{nearest,farthest}ViewportElement in early beta

• toolkit.telemetry.dap_helper
  Bug 1804413: Update remote server prefs for new version. Improve error handling.
  Bug 1791394 - Add DAP frontend which handles sending/receiving of data.

• toolkit.telemetry.dap_leader
  Bug 1804413: Update remote server prefs for new version. Improve error handling.
  Bug 1791394 - Add DAP frontend which handles sending/receiving of data.

• toolkit.telemetry.dap_task1_enabled
  Bug 1802204 - Add feature for DAP telemetry -

• toolkit.telemetry.shutdownPingSender.backgroundtask.enabled
  Bug 1746983 - Add Nimbus feature (and Gecko preference) enabling pingsender background task.

• widget.windows.messages_to_log
  Bug 1793834 - part 8: add preference for number of messages to keep

[Thorin-Oakenpants]

Thanks E ... at the time of writing I see I am the only one to give you some love .. here's an additional mooncake 🥮