+++ This bug was initially created as a clone of Bug #1608186 +++

Changes since last update:
#11505 Enable the ESLint no-unneeded-ternary rule
#11504 Add direction: ltr; to the canvases used in examples/learning, to ensure correct text rendering (issue 11457)
#11503 Remove the unused id properties from page and thumbnail canvas/image DOM elements (issue 11499)
#11520 Update the GlobalWorkerOptions.workerSrc JSDoc comment
#11521 Remove the supportsDocumentColors warning in MOZCENTRAL builds (bug 844349 follow-up)
#11519 Enable import/extensions of ESlint plugin to enforce all import have a .js file extension.
#11522 Ensure that the viewer telemetry reporting, and fallback code, runs in development mode and GENERIC builds
#11510 Skip failing FBF tests in Google Chrome when running makeref on the bots
#11529 Display the CSS tab in the interactive examples (issue 11506 follow-up)
#11502 Fix a couple of cases where Prettier broke existing formatting (PR 11446 follow-up)
#11511 Enable the no-nested-ternary ESLint rule (PR 11488 follow-up)
#11497 Add support for Promise.allSettled

https://hg.mozilla.org/mozilla-central/rev/b0d9ab52d9cd