[tor-bugs] #15599 [Applications/Tor Browser]: Range requests used by pdfjs are not isolated to URL bar domain

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#15599: Range requests used by pdfjs are not isolated to URL bar domain
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 Reporter:  gk                                   |          Owner:
                                                 |  pospeselr
     Type:  defect                               |         Status:
                                                 |  needs_revision
 Priority:  High                                 |      Milestone:
Component:  Applications/Tor Browser             |        Version:
 Severity:  Normal                               |     Resolution:
 Keywords:  tbb-linkability,                     |  Actual Points:
  TorBrowserTeam201802                           |
Parent ID:                                       |         Points:
 Reviewer:                                       |        Sponsor:
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Comment (by pospeselr):

 Unfortunately, the user_pref setting doesn't seem to stick when placed in
 the usual 000-tor-browser.js, and it gets overwritten by pdfjs
 initialization code if specified in the usual fashion (verified with an
 rbm build).

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/15599#comment:14>
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