Hello TAG!

I'm requesting a TAG review of:

• Name: MediaSession API
• Specification URL: https://wicg.github.io/mediasession/
• Explainer: https://github.com/WICG/mediasession/blob/master/explainer.md
• Example code:
  • https://xxyzzzq.github.io/sandbox/media-session/full-test.html
  • https://beaufortfrancois.github.io/sandbox/media-session/playground.html
• Primary contacts: @xxyzzzq @mounirlamouri

Further details (optional):

• Relevant time constraints or deadlines: we would like to ship in Chrome M-57, so preferably before Feburary.
• I have read and filled out the Self-Review Questionnare on Security and Privacy. The assessment is here.
• I have reviewed the TAG's API Design Principles

We'd prefer the TAG provide feedback as (please select one):

• open issues in our Github repo for each point of feedback
• open a single issue in our Github repo for the entire review
• leave review feedback as a comment in this issue and @-notify