[tor-bugs] #21778 [Applications/Tor Browser]: Canvas prompt is not showing up anymore in Tor Browser based in ESR52

[Tor Bug Tracker & Wiki]

#21778: Canvas prompt is not showing up anymore in Tor Browser based in ESR52
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 Reporter:  gk                                   |          Owner:  tbb-
                                                 |  team
     Type:  defect                               |         Status:
                                                 |  needs_review
 Priority:  High                                 |      Milestone:
Component:  Applications/Tor Browser             |        Version:
 Severity:  Normal                               |     Resolution:
 Keywords:  ff52-esr, tbb-7.0-must-alpha, tbb-   |  Actual Points:
  e10s, TorBrowserTeam201704R                    |
Parent ID:                                       |         Points:
 Reviewer:                                       |        Sponsor:
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Comment (by cypherpunks):

 Hrr, this annoying popup again! Leave it for dumb users on Low Security
 only!

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/21778#comment:6>
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