GitLab

The mojo interface will be used to communicate the new lifecycle state
of the worker. This will be useful for filtering out frozen state for
dedicated workers in the client matching APIs.

BUG=968417,907125

Change-Id: Ic9f32a83ea6fd8e88dd59c63b8e2966d86ca6bac
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1756623Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Matt Falkenhagen <falken@chromium.org>
Commit-Queue: Dave Tapuska <dtapuska@chromium.org>
Cr-Commit-Position: refs/heads/master@{#689432}