GitLab

Add timeout to force load the next background tab after the timer expires.

Bug: 730098
Change-Id: I6cbb26288a02fdd61ece85e42c3106fa8e20a33b
Reviewed-on: https://chromium-review.googlesource.com/580188Reviewed-by: Chris Hamilton <chrisha@chromium.org>
Commit-Queue: Zhen Wang <zhenw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#488704}