GitLab

This fixes an issue where a long-lived child proc can block browser
uninstallation.

BUG=1126506
R=robliao@chromium.org

Change-Id: I47cc3b7d701dcc454fcabce0751f2e08f21fd013
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2409493
Auto-Submit: Greg Thompson <grt@chromium.org>
Reviewed-by: Robert Liao <robliao@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806709}