GitLab

IPC messages sometimes show up under wrong bucket since the original
task that posted is empty. This will ensure that we can differentiate
between messages sent by the channel itself, vs the messages sent by
untracked tasks.

Change-Id: I6b6410959c2040b55e519f5c26b8081d61fa22c5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1641807Reviewed-by: oysteine <oysteine@chromium.org>
Commit-Queue: ssid <ssid@chromium.org>
Cr-Commit-Position: refs/heads/master@{#667335}