pdf viewer is not working in the safest security level

After disabling javascript completely, the pdf viewer is not working in the Safest security level.

Reported on the blog: https://blog.torproject.org/comment/287228#comment-287228

added TorBrowserTeam202004 component::applications/tor browser ff78-esr-will-have owner::tbb-team priority::medium severity::normal status::new tbb-usability type::defect labels

Possible upstream bug: https://bugzilla.mozilla.org/show_bug.cgi?id=866634

moving this one out to June

Trac:
Keywords: TorBrowserTeam202003 deleted, TorBrowserTeam202006 added

866634 landed

Trac:
Keywords: N/A deleted, ff78-esr-will-have added

This applies cleanly to our esr 68 code and is small. I think that's worth testing in the next alpha and shipping in 9.5.

Trac:
Status: new to assigned
Owner: tbb-team to gk
Keywords: TorBrowserTeam202006 deleted, GeorgKoppen202004, tbb-usability, TorBrowserTeam202004 added

Replying to gk:

This applies cleanly to our esr 68 code and is small. I think that's worth testing in the next alpha and shipping in 9.5.

The small part is not enough, though, we need changes done in

https://bugzilla.mozilla.org/show_bug.cgi?id=911444 and https://bugzilla.mozilla.org/show_bug.cgi?id=1622042

as well, which makes this endeavor considerably more complex. Given our other prios it might not be worth it, alas. :(

Trac:
Owner: gk to tbb-team
Keywords: GeorgKoppen202004 deleted, N/A added

Trac:
Status: assigned to new

moved to tpo/applications/tor-browser#33721 (closed)