[tor-bugs] #32013 [Applications/Tor Browser]: Verify that new WebGL extensions in Firefox 68 ESR are disabled

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#32013: Verify that new WebGL extensions in Firefox 68 ESR are disabled
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     Reporter:  gk                   |      Owner:  tbb-team
         Type:  task                 |     Status:  new
     Priority:  Medium               |  Milestone:
    Component:  Applications/Tor     |    Version:
  Browser                            |   Keywords:  ff68-esr, tbb-
     Severity:  Normal               |  fingerprinting,
                                     |  TorBrowserTeam201910
Actual Points:                       |  Parent ID:
       Points:  0.1                  |   Reviewer:
      Sponsor:                       |
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 Similar to #26600 there are new WebGL extensions that got introduced since
 Firefox 60 ESR. In Firefox 65 support for [https://developer.mozilla.org
 /en-US/docs/Web/API/EXT_texture_compression_bptc BPTC] and
 [https://developer.mozilla.org/en-
 US/docs/Web/API/EXT_texture_compression_rgtc RGTC] got introduced in
 https://bugzilla.mozilla.org/show_bug.cgi?id=1507263.

 We should verify that they are disabled.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/32013>
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