GitLab

Move the action buttons to using the MediaSessionAction
enum now that it is available.

BUG=893296

Change-Id: I174d7f9aadc0b1cf89b0b1a2f01d8e2a5269aead
Reviewed-on: https://chromium-review.googlesource.com/c/1320653
Commit-Queue: Becca Hughes <beccahughes@chromium.org>
Reviewed-by: James Cook <jamescook@chromium.org>
Reviewed-by: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611274}