#14551 [api-minor] Stop exposing the createObjectURL helper function in the API
#14557 Remove unnecessary font-size CSS rule from the html element (issue 14555, PR 3794 follow-up)
#14558 Remove the UTF-8 fallback, when TextDecoder is missing, from the Content-Disposition parser
#14560 [api-minor] Remove the, in legacy builds, bundled ReadableStream polyfill
#14559 Revert "Don't block origin-less blob:-URLs in hosted viewer"
#14564 [api-minor] Don't add in the text content the chars which are out-of-page (bug 1755201)
#14563 [Search] Some matches were incorrectly shifted because of some '-\n'
#14572 Add a missing string-check in the _collectJS helper function
#14566 Miscellaneous small viewer clean-up
#14569 Fix canvas state getting out of sync from smasks. (bug 1755507)
#14581 Use the (viewer) parseQueryString helper function in the reference tests
#14580 Change PixelsPerInch to a class with static properties (issue 14579)
#14578 Remove the backingStorePixelRatio-part of the getOutputScale helper function
#14575 Remove the isStream helper function
#14577 Remove the isRef helper function
#14584 Update packages and translations
#14585 Improve the PDFObjects class
#14594 Prefer instanceof ... rather than calling isCmd/isDict/isName with one argument
#14596 Remove the isNum helper function
#14595 Update the support information for structuredClone (PR 14392 follow-up)
#14588 Remove old prefixed CSS rules used with text tests
#14597 Ensure that Dict.set only accepts string keys
#14598 Re-factor the Catalog.viewerPreferences method and remove the isBool helper function

https://hg.mozilla.org/mozilla-central/rev/105fdd8ffc62