This meta bug keeps track of all audio Controls Enhancement implementation on Fennec.

Release Note Request (optional, but appreciated) [Why is this notable]:These bugs handle media control on Fennec which benefits users greatly to be aware of the current media playing status and also deals with the multiple tab scenarios. and In particular, Bug 1273552 could be avoided and resolved.

The QA work will be tracked here - https://wiki.mozilla.org/QA/Fennec/Fennec_Audio_Controls_Enhancement (not updated now)

Rachelle, do you know when we will ship this? Thanks

Hi Sylvestre, I believe the feature of remote media control was already landed in Firefox52 with the pref-on Bug1290836. and besides, a sign-off report from Softvision with the recommendation of feature status: GREEN/STABLE/ SHIP it on Nov 02, 2016 was endorsed. Thank you very much! hope it helps!

Rachelle, thanks for these information. We should probably add this in the release notes. Could you forward the sign off email to Julien Cristau and myself? Thanks

Hi Sylvestre, I just sent the sign-off report of Fennec Audio Controls Enhancement in Firefox52 to you.fyi. Thank you very much !

adding to fennec 52 release notes

To be clear, this feature is to show a media control on Android notification bar to let user easily pause or resume media playback. User can be aware that audio or video is playing on Firefox as well to avoid using up their mobile data.