GitLab

Plumbs through various implementations including mojo.
Adds typemaps for the new mojo types.

Necessary for making predections in the renderer. A follow up CL will
call the API to make smoothness predictions for MediaCapabilities.

Change-Id: Ib6e46b2ac7f375bd343e1b9cda389ecf82eb880f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2009843
Commit-Queue: Chrome Cunningham <chcunningham@chromium.org>
Auto-Submit: Chrome Cunningham <chcunningham@chromium.org>
Reviewed-by: Robert Sesek <rsesek@chromium.org>
Reviewed-by: Ken Rockot <rockot@google.com>
Reviewed-by: Frank Liberato <liberato@chromium.org>
Cr-Commit-Position: refs/heads/master@{#734184}