GitLab

Expose the various process ids in chrome to the feedback collection
system.

BUG=773408, 773409

Change-Id: I352645c5e76213150cf2a46f58c2db5ca7523866
Reviewed-on: https://chromium-review.googlesource.com/832508
Commit-Queue: David Trainor <dtrainor@chromium.org>
Reviewed-by: Tommy Nyquist <nyquist@chromium.org>
Reviewed-by: Jay Civelli <jcivelli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#537321}