[tor-bugs] #21608 [Applications/Tor Browser]: Investigate `DateTimeFormat.formatToParts` for fingerprintability issues

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#21608: Investigate `DateTimeFormat.formatToParts` for fingerprintability issues
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     Reporter:  gk                        |      Owner:  tbb-team
         Type:  defect                    |     Status:  new
     Priority:  Medium                    |  Milestone:
    Component:  Applications/Tor Browser  |    Version:
     Severity:  Normal                    |   Keywords:  ff52-esr
Actual Points:                            |  Parent ID:
       Points:                            |   Reviewer:
      Sponsor:  Sponsor4                  |
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 From #19048:
 {{{
 We should verify that timezone and/or locale not leaked to web content by
 new API.
 https://bugzilla.mozilla.org/show_bug.cgi?id=1289340
 https://developer.mozilla.org/en-
 US/docs/Web/JavaScript/Reference/Global_Objects/DateTimeFormat/formatToParts
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/21608>
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