GitLab

Back-forward cache reuses the logic preventing hidden pages from
triggering vibrations. Add a test to ensure that this is working.

Bug: 1061855
Change-Id: Id27cb53d007a6ef3f7a64e9a62130d2c459adb77
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2103982
Commit-Queue: Yuzu Saijo <yuzus@chromium.org>
Reviewed-by: Alexander Timin <altimin@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#756568}