alwu dab4434860 Bug 1493766 - part2 : save the status of temporary autoplay permission in outer window. r=johannh,smaug
In order to know whether we have temporary autoplay permission without creating a request, we need to
cache its state in the outer window so that we can get the correct returned value for AutoplayPolicy::IsAllowedToPlay().

Differential Revision: https://phabricator.services.mozilla.com/D7013

--HG--
extra : moz-landing-system : lando
2018-11-16 18:27:00 +00:00
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