[tbb-bugs] #21770 [Applications/Tor Browser]: Intersection API May Reveal Screen Coordinates

[Tor Bug Tracker & Wiki]

#21770: Intersection API May Reveal Screen Coordinates
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     Reporter:  tom                       |      Owner:  tbb-team
         Type:  defect                    |     Status:  new
     Priority:  Medium                    |  Milestone:
    Component:  Applications/Tor Browser  |    Version:
     Severity:  Normal                    |   Keywords:
Actual Points:                            |  Parent ID:
       Points:                            |   Reviewer:
      Sponsor:                            |
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 See:

 - https://groups.google.com/forum/#!topic/mozilla.dev.platform/YdKTMvQygl0
 - https://wicg.github.io/IntersectionObserver/

 Should not affect 52 but will affect 59.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/21770>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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