Media Session API #28

Request for Mozilla Position on an Emerging Web Specification

• Specification Title: Media Session Standard
• Specification or proposal URL: https://w3c.github.io/mediasession/
• Bugzilla URL (optional): https://bugzilla.mozilla.org/show_bug.cgi?id=1112032

Other information

Add support for media keys and audio focus to the Web. Media keys, like play, pause, fast forward and rewind, are found on keyboards, headsets, remote controls, and on lock screens of mobile devices.

I think Chrome is shipping this in Chrome for Android.