Bug 1709597 Comment 7 Edit History

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Original comment by
on 
This seems to be permafailing under a specific combination of Test Groups, more specific when these are run in a chunk:
```
    accessible/tests/browser/mac/browser.ini
    browser/base/content/test/alerts/browser.ini
    browser/base/content/test/contextMenu/browser.ini
    browser/base/content/test/historySwipeAnimation/browser.ini
    browser/base/content/test/performance/hidpi/browser.ini
    browser/base/content/test/performance/lowdpi/browser.ini
    browser/base/content/test/popupNotifications/browser.ini
    browser/base/content/test/sanitize/browser.ini
    browser/base/content/test/startup/browser.ini
    browser/base/content/test/statuspanel/browser.ini
    browser/base/content/test/tabMediaIndicator/browser.ini
    browser/base/content/test/touch/browser.ini
    browser/components/aboutlogins/tests/browser/browser.ini
    browser/components/enterprisepolicies/tests/browser/disable_app_update/browser.ini
    browser/components/enterprisepolicies/tests/browser/disable_default_bookmarks/browser.ini
    browser/components/enterprisepolicies/tests/browser/show_home_button/browser.ini
    browser/components/extensions/test/browser/browser-private.ini
    browser/components/newtab/test/browser/browser.ini
    browser/components/payments/test/browser/browser.ini
    browser/components/pocket/test/browser.ini
    browser/components/safebrowsing/content/test/browser.ini
    browser/extensions/formautofill/test/browser/browser.ini
    browser/extensions/formautofill/test/browser/creditCard/browser.ini
    browser/extensions/proxy-failover/tests/browser/browser.ini
    browser/extensions/report-site-issue/test/browser/browser.ini
    dom/crypto/test/browser/browser.ini
    dom/indexedDB/test/browser.ini
    dom/localstorage/test/browser.ini
    dom/media/test/browser/browser.ini
    dom/payments/test/browser.ini
    dom/quota/test/browser/browser.ini
    dom/reporting/tests/browser.ini
    dom/serviceworkers/test/isolated/multi-e10s-update/browser.ini
    image/test/browser/browser_sandbox_headless.ini
    layout/tools/layout-debug/tests/browser/browser.ini
    security/sandbox/test/browser_bug1717599_XDG-CONFIG-DIRS.ini
    security/sandbox/test/browser_bug1717599_XDG-CONFIG-HOME.ini
    security/sandbox/test/browser_snap.ini
    security/sandbox/test/browser_xdg.ini
    startupcache/test/browser/browser.ini
    testing/mochitest/baselinecoverage/browser_chrome/browser.ini
    toolkit/components/alerts/test/browser.ini
    toolkit/components/antitracking/test/browser/browser-blocking.ini
    toolkit/components/mozprotocol/tests/browser.ini
    toolkit/components/normandy/test/browser/browser.ini
    toolkit/components/remotepagemanager/tests/browser/browser.ini
    toolkit/components/satchel/test/browser/browser.ini
    toolkit/components/telemetry/tests/browser/browser.ini
    toolkit/components/tooltiptext/tests/browser.ini
    toolkit/mozapps/update/tests/browser/browser.bits.ini
    toolkit/mozapps/update/tests/browser/manual_app_update_only/browser.ini
    toolkit/xre/test/browser.ini
```
Test groups from the last green one were:
```
    accessible/tests/browser/e10s/browser.ini
    accessible/tests/browser/hittest/browser.ini
    browser/base/content/test/general/browser.ini
    dom/base/test/browser.ini
    dom/media/test/browser/browser.ini
    toolkit/components/places/tests/browser/browser.ini
    toolkit/components/reader/test/browser.ini
    toolkit/content/tests/browser/browser.ini
```

Last time this was green was [here](https://tinyurl.com/ygd46qre). First time it failed was [here](https://tinyurl.com/yfydgejs)
Bryce, could you have a look over this one? 
Looks to be permafailing only on `macosx1100-64-shippable-qr mochitest-browser-chrome-fis-e10s`
Revision 1 by
on 
This seems to be permafailing under a specific combination of Test Groups, more specific when these are run in a chunk:
```
    accessible/tests/browser/mac/browser.ini
    browser/base/content/test/alerts/browser.ini
    browser/base/content/test/contextMenu/browser.ini
    browser/base/content/test/historySwipeAnimation/browser.ini
    browser/base/content/test/performance/hidpi/browser.ini
    browser/base/content/test/performance/lowdpi/browser.ini
    browser/base/content/test/popupNotifications/browser.ini
    browser/base/content/test/sanitize/browser.ini
    browser/base/content/test/startup/browser.ini
    browser/base/content/test/statuspanel/browser.ini
    browser/base/content/test/tabMediaIndicator/browser.ini
    browser/base/content/test/touch/browser.ini
    browser/components/aboutlogins/tests/browser/browser.ini
    browser/components/enterprisepolicies/tests/browser/disable_app_update/browser.ini
    browser/components/enterprisepolicies/tests/browser/disable_default_bookmarks/browser.ini
    browser/components/enterprisepolicies/tests/browser/show_home_button/browser.ini
    browser/components/extensions/test/browser/browser-private.ini
    browser/components/newtab/test/browser/browser.ini
    browser/components/payments/test/browser/browser.ini
    browser/components/pocket/test/browser.ini
    browser/components/safebrowsing/content/test/browser.ini
    browser/extensions/formautofill/test/browser/browser.ini
    browser/extensions/formautofill/test/browser/creditCard/browser.ini
    browser/extensions/proxy-failover/tests/browser/browser.ini
    browser/extensions/report-site-issue/test/browser/browser.ini
    dom/crypto/test/browser/browser.ini
    dom/indexedDB/test/browser.ini
    dom/localstorage/test/browser.ini
    dom/media/test/browser/browser.ini
    dom/payments/test/browser.ini
    dom/quota/test/browser/browser.ini
    dom/reporting/tests/browser.ini
    dom/serviceworkers/test/isolated/multi-e10s-update/browser.ini
    image/test/browser/browser_sandbox_headless.ini
    layout/tools/layout-debug/tests/browser/browser.ini
    security/sandbox/test/browser_bug1717599_XDG-CONFIG-DIRS.ini
    security/sandbox/test/browser_bug1717599_XDG-CONFIG-HOME.ini
    security/sandbox/test/browser_snap.ini
    security/sandbox/test/browser_xdg.ini
    startupcache/test/browser/browser.ini
    testing/mochitest/baselinecoverage/browser_chrome/browser.ini
    toolkit/components/alerts/test/browser.ini
    toolkit/components/antitracking/test/browser/browser-blocking.ini
    toolkit/components/mozprotocol/tests/browser.ini
    toolkit/components/normandy/test/browser/browser.ini
    toolkit/components/remotepagemanager/tests/browser/browser.ini
    toolkit/components/satchel/test/browser/browser.ini
    toolkit/components/telemetry/tests/browser/browser.ini
    toolkit/components/tooltiptext/tests/browser.ini
    toolkit/mozapps/update/tests/browser/browser.bits.ini
    toolkit/mozapps/update/tests/browser/manual_app_update_only/browser.ini
    toolkit/xre/test/browser.ini
```
Test groups from the last green one were:
```
    accessible/tests/browser/e10s/browser.ini
    accessible/tests/browser/hittest/browser.ini
    browser/base/content/test/general/browser.ini
    dom/base/test/browser.ini
    dom/media/test/browser/browser.ini
    toolkit/components/places/tests/browser/browser.ini
    toolkit/components/reader/test/browser.ini
    toolkit/content/tests/browser/browser.ini
```

Last time this was green was [here](https://tinyurl.com/ygd46qre). First time it failed was [here](https://tinyurl.com/yfydgejs).
Looks to be permafailing only on `macosx1100-64-shippable-qr mochitest-browser-chrome-fis-e10s`
Bryce, could you have a look over this one?

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