Merge inbound to mozilla-central. a=merge

browser/base/content/test/general/browser.ini

@@ -111,7 +111,7 @@ skip-if = fission
 skip-if = toolkit == "cocoa"
 # DO NOT ADD MORE TESTS HERE. USE A TOPICAL DIRECTORY INSTEAD.
 [browser_bug462673.js]
-fail-if = fission
+skip-if = fission # Causes shutdown crashes when running under Fission.
 # DO NOT ADD MORE TESTS HERE. USE A TOPICAL DIRECTORY INSTEAD.
 [browser_bug477014.js]
 # DO NOT ADD MORE TESTS HERE. USE A TOPICAL DIRECTORY INSTEAD.

browser/base/content/test/performance/browser_preferences_usage.js

@@ -1,6 +1,10 @@
 /* Any copyright is dedicated to the Public Domain.
    http://creativecommons.org/publicdomain/zero/1.0/ */
 
+if (Services.prefs.getBoolPref("fission.autostart")) {
+  requestLongerTimeout(2);
+}
+
 const DEFAULT_PROCESS_COUNT = Services.prefs
   .getDefaultBranch(null)
   .getIntPref("dom.ipc.processCount");

browser/base/content/test/permissions/browser.ini

@@ -21,6 +21,7 @@ support-files=
 skip-if = fission && debug # Crashes: @ mozilla::dom::ServiceWorkerManagerService::PropagateUnregister(unsigned long, mozilla::ipc::PrincipalInfo const&, nsTSubstring<char16_t> const&)
 [browser_temporary_permissions.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 support-files =
   temporary_permissions_subframe.html
   ../webrtc/get_user_media.html

browser/base/content/test/sanitize/browser.ini

@@ -3,6 +3,7 @@ support-files=
   head.js
   dummy.js
   dummy_page.html
+skip-if = fission && debug # Causes shutdown leaks on automation under Fission.
 
 [browser_purgehistory_clears_sh.js]
 [browser_sanitize-formhistory.js]

browser/base/content/test/siteIdentity/browser.ini

@@ -3,6 +3,7 @@ support-files =
   head.js
   dummy_page.html
   !/image/test/mochitest/blue.png
+skip-if = fission && debug # Causes shutdown leaks on automation under Fission.
 
 [browser_bug822367.js]
 tags = mcb
@@ -118,6 +119,7 @@ support-files =
 tags = mcb
 support-files =
   test_no_mcb_for_onions.html
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_check_identity_state.js]
 skip-if = fission
 [browser_iframe_navigation.js]

browser/base/content/test/trackingUI/browser.ini

@@ -20,19 +20,25 @@ support-files =
 [browser_trackingUI_cookies_subview.js]
 skip-if = fission
 [browser_trackingUI_cryptominers.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_trackingUI_fetch.js]
 support-files =
   file_trackingUI_fetch.html
   file_trackingUI_fetch.js
   file_trackingUI_fetch.js^headers^
 [browser_trackingUI_fingerprinters.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_trackingUI_open_preferences.js]
 [browser_trackingUI_pbmode_exceptions.js]
 skip-if = fission # Crashes: @ mozilla::dom::BrowserBridgeParent::RecvShow(mozilla::gfx::IntSizeTyped<mozilla::ScreenPixel> const&, bool const&, nsSizeMode const&)
 [browser_trackingUI_report_breakage.js]
 skip-if = fission || debug || asan # Bug 1546797
 [browser_trackingUI_state.js]
-skip-if = serviceworker_e10s # see https://bugzilla.mozilla.org/show_bug.cgi?id=1511303#c1
+skip-if =
+  serviceworker_e10s || # see https://bugzilla.mozilla.org/show_bug.cgi?id=1511303#c1
+  fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_trackingUI_state_reset.js]
 [browser_trackingUI_telemetry.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_trackingUI_trackers_subview.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.

browser/components/extensions/test/browser/browser-common.ini

@@ -37,6 +37,7 @@ support-files =
   ../../../../../toolkit/components/extensions/test/mochitest/redirection.sjs
   ../../../../../toolkit/components/reader/test/readerModeNonArticle.html
   ../../../../../toolkit/components/reader/test/readerModeArticle.html
+skip-if = fission && debug # Causes shutdown hangs on automation.
 
 [browser_ExtensionControlledPopup.js]
 [browser_ext_addon_debugging_netmonitor.js]
@@ -53,11 +54,14 @@ skip-if = os == 'linux'
 [browser_ext_browserAction_pageAction_icon.js]
 [browser_ext_browserAction_pageAction_icon_permissions.js]
 [browser_ext_browserAction_popup.js]
-skip-if = (debug && os == 'linux' && bits == 32) # Bug 1313372
+skip-if =
+  (debug && os == 'linux' && bits == 32) || # Bug 1313372
+  fission && debug # Causes shutdown crashes under Fission.
 [browser_ext_browserAction_popup_port.js]
 [browser_ext_browserAction_popup_preload.js]
 skip-if = (os == 'win' && !debug) || (verify && debug && (os == 'mac')) # bug 1352668
 [browser_ext_browserAction_popup_resize.js]
+skip-if = fission && debug # Causes shutdown crashes under Fission.
 [browser_ext_browserAction_popup_resize_bottom.js]
 skip-if = debug # Bug 1522164
 [browser_ext_browserAction_simple.js]
@@ -73,6 +77,7 @@ skip-if = (os == 'mac' && debug) # Plugin test causes Mac window to lose active
 [browser_ext_browsingData_serviceWorkers.js]
 [browser_ext_chrome_settings_overrides_home.js]
 [browser_ext_commands_execute_browser_action.js]
+skip-if = fission && debug # Causes shutdown crashes under Fission.
 [browser_ext_commands_execute_page_action.js]
 skip-if = (verify && (os == 'linux' || os == 'mac'))
 [browser_ext_commands_execute_sidebar_action.js]

browser/components/newtab/test/browser/browser.ini

@@ -26,4 +26,5 @@ skip-if = (os == "linux") # Test setup only implemented for OSX and Windows
 [browser_topsites_contextMenu_options.js]
 [browser_topsites_section.js]
 [browser_asrouter_cfr.js]
+skip-if = fission
 [browser_asrouter_bookmarkpanel.js]

browser/components/originattributes/test/browser/browser.ini

@@ -108,3 +108,4 @@ fail-if = fission
 skip-if = (os == 'win') #Bug 1544810
 [browser_windowOpenerRestriction.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.

browser/components/originattributes/test/browser/browser_favicon_firstParty.js

@@ -2,6 +2,10 @@
  * Bug 1277803 - A test case for testing favicon loading across different first party domains.
  */
 
+if (Services.prefs.getBoolPref("fission.autostart")) {
+  requestLongerTimeout(2);
+}
+
 const CC = Components.Constructor;
 
 const { PlacesUtils } = ChromeUtils.import(

browser/components/originattributes/test/browser/browser_favicon_userContextId.js

@@ -2,6 +2,10 @@
  * Bug 1277803 - A test caes for testing favicon loading across different userContextId.
  */
 
+if (Services.prefs.getBoolPref("fission.autostart")) {
+  requestLongerTimeout(2);
+}
+
 let EventUtils = {};
 Services.scriptloader.loadSubScript(
   "chrome://mochikit/content/tests/SimpleTest/EventUtils.js",

browser/components/originattributes/test/browser/browser_firstPartyIsolation_aboutPages.js

@@ -1,3 +1,7 @@
+if (Services.prefs.getBoolPref("fission.autostart")) {
+  requestLongerTimeout(2);
+}
+
 add_task(async function setup() {
   Services.prefs.setBoolPref("privacy.firstparty.isolate", true);
   Services.prefs.setBoolPref("signon.management.page.enabled", true);

browser/components/originattributes/test/browser/browser_sanitize.js

@@ -2,6 +2,10 @@
  * Bug 1270338 - Add a mochitest to ensure Sanitizer clears data for all containers
  */
 
+if (Services.prefs.getBoolPref("fission.autostart")) {
+  requestLongerTimeout(4);
+}
+
 const CC = Components.Constructor;
 
 const TEST_DOMAIN = "http://example.net/";

browser/components/sessionstore/test/browser.ini

@@ -8,7 +8,9 @@
 # browser_580512.js is disabled for leaking browser windows (bug 752467)
 
 [DEFAULT]
-skip-if = os == 'linux' && !e10s
+skip-if =
+  os == 'linux' && !e10s ||
+  fission && debug # Causes shutdown leaks in automation under Fission.
 support-files =
   head.js
   content.js
@@ -99,6 +101,7 @@ skip-if = (os == 'win') # bug 1331853
 [browser_formdata.js]
 skip-if = fission || (verify && debug)
 [browser_formdata_cc.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_formdata_format.js]
 skip-if = !debug && (os == 'linux') # Bug 1535645
 [browser_formdata_password.js]
@@ -130,6 +133,7 @@ skip-if = fission
 [browser_sessionStorage.js]
 fail-if = fission
 [browser_sessionStorage_size.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_sizemodeBeforeMinimized.js]
 [browser_tab_label_during_restore.js]
 [browser_swapDocShells.js]
@@ -197,6 +201,7 @@ skip-if = (verify && (os == 'mac' || os == 'win'))
 [browser_586068-multi_window.js]
 [browser_586068-reload.js]
 fail-if = fission
+skip-if = fission && debug # Crashes intermittently: @ mozilla::net::HttpChannelChild::DoOnStartRequest(nsIRequest*, nsISupports*)
 [browser_586068-select.js]
 [browser_586068-window_state.js]
 [browser_586068-window_state_override.js]
@@ -216,6 +221,7 @@ skip-if = verify && debug && os == 'mac'
 [browser_615394-SSWindowState_events_setWindowState.js]
 [browser_615394-SSWindowState_events_undoCloseTab.js]
 [browser_615394-SSWindowState_events_undoCloseWindow.js]
+skip-if = fission && os == 'win'
 [browser_618151.js]
 [browser_623779.js]
 [browser_624727.js]

devtools/client/aboutdebugging-new/test/browser/browser.ini

@@ -53,6 +53,7 @@ skip-if = (os == 'win') # On windows the AddonManager locks the XPI file loaded
 skip-if = (os == 'win') # On windows the AddonManager locks the XPI file loaded as a temporary extension and we can not test the reload of the extension.
 [browser_aboutdebugging_addons_warnings.js]
 [browser_aboutdebugging_connect_networklocations.js]
+skip-if = fission && debug # Shutdown leaks: leaked 2 window(s) until shutdown [url = about:debugging]
 [browser_aboutdebugging_connect_toggle_usb_devices.js]
 skip-if = (os == 'linux' && bits == 32) # ADB start() fails on linux 32, see Bug 1499638
 [browser_aboutdebugging_connection_prompt_setting.js]

devtools/client/application/test/browser/browser.ini

@@ -1,7 +1,9 @@
 [DEFAULT]
 tags = devtools
 subsuite = devtools
-skip-if = serviceworker_e10s
+skip-if =
+  serviceworker_e10s ||
+  (fission && (debug || asan)) # Causes shutdown leaks on automation under Fission.
 support-files =
   head.js
   resources/service-workers/debug-sw.js
@@ -21,7 +23,9 @@ support-files =
 [browser_application_panel_debug-service-worker.js]
 skip-if = (os == "mac" && debug) # Bug 1559591
 [browser_application_panel_list-domain-workers.js]
-skip-if = (os == "mac" && debug) # Bug 1559591
+skip-if =
+  (os == "mac" && debug) || # Bug 1559591
+  fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_application_panel_list-several-workers.js]
 skip-if = (os == "mac" && debug) # Bug 1559591
 [browser_application_panel_list-single-worker.js]

devtools/client/shared/test/browser.ini

@@ -196,7 +196,9 @@ skip-if = verify
 [browser_prefs-02.js]
 [browser_require_raw.js]
 [browser_spectrum.js]
-skip-if = verify # Bug 1478156 test verify fails on master
+skip-if =
+  verify || # Bug 1478156 test verify fails on master
+  fission && debug # Fails intermittently.
 [browser_theme.js]
 [browser_tableWidget_basic.js]
 [browser_tableWidget_keyboard_interaction.js]

devtools/client/storage/test/browser.ini

@@ -31,19 +31,25 @@ support-files =
 
 [browser_storage_basic.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_basic_usercontextid_1.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_basic_usercontextid_2.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 tags = usercontextid
 [browser_storage_basic_with_fragment.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_cache_delete.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_cache_error.js]
 [browser_storage_cookies_add.js]
 [browser_storage_cookies_delete_all.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_cookies_domain.js]
 fail-if = fission && !debug
 [browser_storage_cookies_domain_port.js]
@@ -55,15 +61,20 @@ skip-if = true # Bug 1448484 - sameSite1 is "Unset" - Got undefined, expected Un
 [browser_storage_cookies_tab_navigation.js]
 [browser_storage_delete.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_delete_all.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_delete_tree.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_delete_usercontextid.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 tags = usercontextid
 [browser_storage_dom_cache_disabled.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_dynamic_updates_cookies.js]
 fail-if = fission && !debug
 [browser_storage_dynamic_updates_localStorage.js]
@@ -85,8 +96,10 @@ fail-if = fission && !debug
 [browser_storage_sessionstorage_edit.js]
 [browser_storage_sidebar.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_sidebar_parsetree.js]
 [browser_storage_sidebar_toggle.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_sidebar_update.js]
 [browser_storage_values.js]

devtools/client/webconsole/test/mochitest/browser.ini

@@ -164,7 +164,9 @@ skip-if = os == "linux" # Bug 1440059, disabled for all build types
 [browser_console_jsterm_await.js]
 [browser_console_nsiconsolemessage.js]
 [browser_console_open_or_focus.js]
-skip-if = (verify && debug && (os == 'mac' || os == 'linux'))
+skip-if =
+  (verify && debug && (os == 'mac' || os == 'linux')) ||
+  (fission && debug) # Fails intermittently.
 [browser_console_restore.js]
 skip-if = verify
 [browser_console_webconsole_console_api_calls.js]
@@ -269,6 +271,7 @@ tags = mcb
 [browser_webconsole_batching.js]
 [browser_webconsole_block_mixedcontent_securityerrors.js]
 tags = mcb
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_webconsole_cached_messages_cross_domain_iframe.js]
 [browser_webconsole_cached_messages.js]
 [browser_webconsole_cd_iframe.js]

devtools/server/tests/browser/browser.ini

@@ -39,6 +39,7 @@ support-files =
   !/devtools/client/shared/test/shared-head.js
   !/devtools/client/shared/test/telemetry-test-helpers.js
   !/devtools/server/tests/mochitest/hello-actor.js
+skip-if = fission && debug # Causes shutdown leaks under Fission.
 
 [browser_accessibility_highlighter_infobar.js]
 skip-if = (os == 'win' && processor == 'aarch64') # bug 1533184
@@ -53,7 +54,9 @@ skip-if = (os == 'win' && processor == 'aarch64') # bug 1533184
 [browser_accessibility_simple.js]
 skip-if = (os == 'win' && processor == 'aarch64') # bug 1533184
 [browser_accessibility_text_label_audit_frame.js]
-skip-if = (os == 'win' && processor == 'aarch64') # bug 1533184
+skip-if =
+  (os == 'win' && processor == 'aarch64') || # bug 1533184
+  fission # Fails intermittently under Fission.
 [browser_accessibility_text_label_audit.js]
 skip-if =
   (os == 'win' && processor == 'aarch64') || # bug 1533184
@@ -138,6 +141,7 @@ skip-if = e10s # Bug 1183605 - devtools/server/tests/browser/ tests are still di
 fail-if = fission
 [browser_storage_listings.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_storage_updates.js]
 fail-if = fission
 [browser_styles_getRuleText.js]

docshell/test/navigation/mochitest.ini

@@ -73,6 +73,7 @@ skip-if = (toolkit == 'android') || (!debug && (os == 'mac' || os == 'win')) # B
 fail-if = fission
 [test_grandchild.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_not-opener.html]
 fail-if = fission
 [test_opener.html]
@@ -82,7 +83,9 @@ fail-if = fission
 fail-if = fission
 skip-if = (toolkit == 'android') || (debug && e10s) || (os == 'mac' && os_version == '10.14') #too slow on Android 4.3 aws only; bug 1030403; bug 1263213 for debug e10s, macosx1014 due to 1548821
 [test_sessionhistory.html]
-skip-if = toolkit == 'android' # RANDOM on android
+skip-if =
+  toolkit == 'android' || # RANDOM on android
+  (fission && debug) # Intermittent timeouts
 support-files = file_bug1379762-1.html
 [test_sibling-matching-parent.html]
 fail-if = fission

dom/base/test/mochitest.ini

@@ -492,7 +492,9 @@ skip-if = (verify && (os == 'win'))
 [test_bug588990.html]
 [test_bug590812.html]
 fail-if = fission
-skip-if = toolkit == 'android' || (verify && !debug && (os == 'linux')) #bug 687032
+skip-if =
+  toolkit == 'android' || (verify && !debug && (os == 'linux')) || #bug 687032
+  fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug590870.html]
 skip-if = fission # Crashes: @ mozilla::dom::ContentParent::RecvDetachBrowsingContext(unsigned long, std::function<void (bool const&)>&&)
 [test_bug592366.html]
@@ -867,6 +869,7 @@ tags = audiochannel
 [test_window_content.html]
 [test_window_cross_origin_props.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_window_define_nonconfigurable.html]
 [test_window_define_symbol.html]
 [test_window_element_enumeration.html]
@@ -876,6 +879,7 @@ fail-if = fission
 [test_window_keys.html]
 [test_window_named_frame_enumeration.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_window_own_props.html]
 [test_window_proto.html]
 [test_writable-replaceable.html]

dom/events/test/mochitest.ini

@@ -122,7 +122,7 @@ skip-if = toolkit == 'android' #CRASH_DUMP, RANDOM
 [test_bug741666.html]
 [test_deviceSensor.html]
 [test_bug812744.html]
-fail-if = fission
+skip-if = fission && debug # Failed assertion: No cached wrapper, but we have an inner window?: '!GetCurrentInnerWindowInternal()', file /builds/worker/workspace/build/src/dom/base/nsGlobalWindowOuter.cpp, line 1474
 [test_bug822898.html]
 [test_bug855741.html]
 [test_bug864040.html]

dom/file/tests/mochitest.ini

@@ -44,7 +44,9 @@ skip-if = (toolkit == 'android') # Android: Bug 775227
 [test_fileapi_slice_image.html]
 skip-if = (toolkit == 'android') # Android: Bug 775227
 [test_mozfiledataurl.html]
-skip-if = toolkit == 'android' #TIMED_OUT
+skip-if =
+  toolkit == 'android' || #TIMED_OUT
+  fission # Crashes: @ mozilla::dom::RemoteObjectProxyBase::GetOrCreateProxyObject(JSContext*, void*, js::Class const*, JS::Handle<JSObject*>, JS::MutableHandle<JSObject*>, bool&) const
 [test_bug1507893.html]
 support-files = worker_bug1507893.js
 [test_blob_reading.html]

dom/security/test/general/mochitest.ini

@@ -35,11 +35,13 @@ skip-if = toolkit == 'android'
 skip-if = toolkit == 'android'
 [test_block_subresource_redir_to_data.html]
 [test_same_site_cookies_subrequest.html]
+skip-if = fission && debug # Crashes: @ mozilla::dom::RemoteObjectProxyBase::GetOrCreateProxyObject(JSContext*, void*, js::Class const*, JS::Handle<JSObject*>, JS::MutableHandle<JSObject*>, bool&) const
 [test_same_site_cookies_toplevel_nav.html]
 skip-if = fission # Crashes: @ mozilla::dom::ContentParent::CommonCreateWindow(mozilla::dom::PBrowserParent*, bool, unsigned int const&, bool const&, bool const&, bool const&, nsIURI*, nsTString<char> const&, float const&, unsigned long, nsTString<char16_t> const&, nsresult&, nsCOMPtr<nsIRemoteTab>&, bool*, int&, nsIPrincipal*, nsIReferrerInfo*, bool, nsIContentSecurityPolicy*)
 [test_same_site_cookies_cross_origin_context.html]
 [test_same_site_cookies_from_script.html]
 [test_same_site_cookies_redirect.html]
+skip-if = fission # Crashes: @ mozilla::dom::RemoteObjectProxyBase::GetOrCreateProxyObject(JSContext*, void*, js::Class const*, JS::Handle<JSObject*>, JS::MutableHandle<JSObject*>, bool&) const
 [test_same_site_cookies_toplevel_set_cookie.html]
 skip-if = fission
 [test_same_site_cookies_iframe.html]

dom/serviceworkers/test/browser.ini

@@ -22,7 +22,9 @@ support-files =
 [browser_antitracking_subiframes.js]
 skip-if = fission
 [browser_devtools_serviceworker_interception.js]
-skip-if = serviceworker_e10s
+skip-if =
+  serviceworker_e10s ||
+  fission && debug # Causes shutdown crashes under Fission.
 [browser_force_refresh.js]
 skip-if = fission
 [browser_download.js]

dom/tests/browser/browser.ini

@@ -65,7 +65,9 @@ skip-if = !e10s || verify # This is a test of e10s functionality.
 [browser_localStorage_privatestorageevent.js]
 [browser_localStorage_snapshotting_e10s.js]
 fail-if = fission
-skip-if = !e10s # This is a test of e10s functionality.
+skip-if =
+  !e10s || # This is a test of e10s functionality.
+  (fission && debug) # Intermittently fails uncleanly and breaks subsequent tests.
 [browser_persist_cookies.js]
 support-files =
   set-samesite-cookies-and-redirect.sjs

dom/tests/mochitest/bugs/mochitest.ini

@@ -69,6 +69,7 @@ skip-if = fission || toolkit == 'android' #TIMED_OUT
 [test_bug393974.html]
 [test_bug394769.html]
 [test_bug396843.html]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug400204.html]
 [test_bug404748.html]
 [test_bug414291.html]
@@ -80,6 +81,7 @@ reason = Plugins are not supported on Android and Windows/AArch64
 [test_bug430276.html]
 [test_bug440572.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug456151.html]
 [test_bug458091.html]
 skip-if = toolkit == 'android' && !is_fennec # Bug 1525959
@@ -95,6 +97,7 @@ skip-if = toolkit == 'android' && !is_fennec # Bug 1525959
 [test_bug534149.html]
 [test_bug541530.html]
 [test_bug545314.html]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug548828.html]
 [test_bug558973.html]
 [test_bug562433.html]
@@ -160,6 +163,7 @@ skip-if = fission # Crashes: @ std::_Function_handler<void (mozilla::Tuple<nsres
 support-files = window_bug1171215.html
 [test_bug1530292.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug467035.html]
 [test_no_find_showDialog.html]
 skip-if = toolkit == 'android' # Bug 1358633 - window.find doesn't work for Android

dom/tests/mochitest/localstorage/mochitest.ini

@@ -47,7 +47,9 @@ skip-if = fission
 skip-if = fission || toolkit == 'android' #TIMED_OUT
 [test_localStorageQuota.html]
 fail-if = fission
-skip-if = toolkit == 'android' #TIMED_OUT
+skip-if =
+  toolkit == 'android' || #TIMED_OUT
+  fission && debug # Crashes: @ nsDocShell::CanAccessItem(nsIDocShellTreeItem*, nsIDocShellTreeItem*, bool)
 [test_localStorageQuotaSessionOnly.html]
 skip-if = toolkit == 'android' || (verify && (os == 'linux' || os == 'mac' || os == 'win')) #TIMED_OUT
 [test_localStorageQuotaSessionOnly2.html]

dom/tests/mochitest/whatwg/mochitest.ini

@@ -15,10 +15,12 @@ support-files =
   postMessage_throw_helper.html
   postMessage_transfer_helper.html
   postMessage_userpass_helper.html
+skip-if = fission && debug # Causes shutdown leaks on automation under Fission.
 
 [test_bug477323.html]
 [test_document_scripts.html]
 [test_MessageEvent_dispatchToOther.html]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_MessageEvent.html]
 [test_postMessage_basehref.html]
 [test_postMessage_closed.html]
@@ -31,10 +33,13 @@ fail-if = fission
 fail-if = fission
 [test_postMessage_joined.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_postMessage_onOther.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_postMessage_origin.xhtml]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_postMessage_override.html]
 skip-if = fission
 [test_postMessage_special.xhtml]
@@ -43,10 +48,13 @@ skip-if = fission && debug # Crashes: @ nsDocShell::CanAccessItem(nsIDocShellTre
 fail-if = fission
 [test_postMessage_throw.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_postMessage_transfer.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_postMessage_userpass.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug500328.html]
 skip-if = true || toolkit=='android' # bug 696306, #TIMED_OUT android
 support-files = file_bug500328_1.html file_bug500328_2.html

js/xpconnect/tests/mochitest/mochitest.ini

@@ -59,7 +59,6 @@ fail-if = fission
 [test_bug589028.html]
 [test_bug601299.html]
 [test_bug605167.html]
-fail-if = fission
 [test_bug618017.html]
 [test_bug623437.html]
 [test_bug628410.html]
@@ -96,6 +95,7 @@ fail-if = fission
 [test_bug865260.html]
 [test_bug870423.html]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_bug871887.html]
 [test_bug912322.html]
 [test_bug916945.html]

layout/svg/tests/mochitest.ini

@@ -1,6 +1,7 @@
 [DEFAULT]
 support-files =
   file_disabled_iframe.html
+skip-if = fission && debug # Causes shutdown leaks under Fission on automation.
 
 [test_disabled.html]
 [test_filter_crossorigin.html]

netwerk/cookie/test/browser/browser.ini

@@ -13,5 +13,6 @@ support-files = server.sjs
 [browser_storage.js]
 skip-if = fission # Crashes on debug: @ mozilla::dom::ContentProcessManager::GetContentProcessById(mozilla::dom::IdType<mozilla::dom::ContentParent> const&)
 [browser_serviceWorker.js]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_sharedWorker.js]
 skip-if = fission

netwerk/test/mochitests/mochitest.ini

@@ -78,6 +78,7 @@ skip-if = (verify && debug && os == 'mac')
 [test_1331680_xhr.html]
 skip-if = verify
 [test_1396395.html]
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [test_1421324.html]
 [test_1425031.html]
 [test_1503201.html]

remote/test/browser/browser.ini

@@ -18,6 +18,7 @@ support-files =
 [browser_main_target.js]
 [browser_network_requestWillBeSent.js]
 fail-if = fission
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.
 [browser_page_bringToFront.js]
 skip-if = fission
 [browser_page_frameNavigated.js]

testing/mochitest/tests/Harness_sanity/mochitest.ini

@@ -24,7 +24,6 @@ support-files =
 [test_SpecialPowersPushPrefEnv.html]
 [test_SpecialPowersSandbox.html]
 [test_SpecialPowersSpawn.html]
-fail-if = fission
 support-files = file_spawn.html
 [test_SimpletestGetTestFileURL.html]
 [test_SpecialPowersLoadChromeScript.html]

toolkit/components/cleardata/tests/browser/browser.ini

@@ -1,2 +1,3 @@
 [browser_serviceworkers.js]
 support-files = worker.js
+skip-if = fission && (debug || asan) # Causes shutdown leaks under Fission.

toolkit/components/passwordmgr/test/browser/browser.ini

@@ -47,7 +47,7 @@ support-files =
   subtst_notifications_11_popup.html
 skip-if = os == "linux" # Bug 1312981, bug 1313136
 [browser_context_menu_autocomplete_interaction.js]
-skip-if = verify
+skip-if = verify || (fission && debug)
 [browser_username_select_dialog.js]
 skip-if = fission && debug # Crashes: @ libc-2.23.so + 0xea827
 support-files =

toolkit/content/tests/browser/browser.ini

@@ -45,7 +45,9 @@ support-files =
   file_autoplay_two_layers_frame2.html
   file_video.html
   gizmo.mp4
-skip-if = (os == "win" && processor == "aarch64") # aarch64 due to 1536573
+skip-if =
+  (os == "win" && processor == "aarch64") || # aarch64 due to 1536573
+  (fission && (debug || asan)) # Causes shutdown leaks under Fission.
 [browser_autoplay_policy_play_twice.js]
 support-files =
   gizmo.mp4
@@ -155,7 +157,9 @@ support-files =
   file_videoWithoutAudioTrack.html
   gizmo.mp4
   gizmo-noaudio.webm
-skip-if = (os == "win" && processor == "aarch64") # aarch64 due to 1536573
+skip-if =
+  (os == "win" && processor == "aarch64") || # aarch64 due to 1536573
+  (fission && debug) # Leaks the world under Fission.
 [browser_mute.js]
 tags = audiochannel
 skip-if = (os == "win" && processor == "aarch64") # aarch64 due to 1536573

toolkit/modules/tests/browser/browser.ini

@@ -11,11 +11,15 @@ support-files =
 [browser_Deprecated.js]
 [browser_Finder.js]
 [browser_Finder_hidden_textarea.js]
-skip-if = verify && debug
+skip-if =
+  (verify && debug) ||
+  (fission && debug) # Intermittently leaks windows: leaked 2 window(s) until shutdown [url = data:text/html;charset=utf-8,...]
 [browser_Finder_offscreen_text.js]
 [browser_Finder_overflowed_onscreen.js]
 [browser_Finder_overflowed_textarea.js]
-skip-if = (verify && debug && (os == 'mac' || os == 'linux'))
+skip-if =
+  (verify && debug && (os == 'mac' || os == 'linux')) ||
+  (fission && debug) # Intermittently leaks windows: leaked 2 window(s) until shutdown [url = data:text/html;charset=utf-8,...]
 [browser_Finder_pointer_events_none.js]
 [browser_Finder_skip_invisible_and_option.js]
 [browser_Finder_vertical_text.js]