Chrome Version: 54.0.2837.0 (Official Build)a29577e8b1ed329373d426e85f679dfeb07a2979-refs/heads/master@{#413618} 32/64-bit.
OS: Windows(7,8,10), Mac(10.10.5, 10.11.4), Linux(14.04 LTS).

Precondition: sign in to browser with such accounts in which browsing history from other devices are synced.

What steps will reproduce the problem?
1. Launch chrome, navigate to chrome://history page and go to 'Tabs from other devices' section.
2. Set focus on first 'Expand/collapse' icon using 'Tab' key and scroll down the page to its bottom.
3. Now, press 'Enter' key from keyboard and observe the vertical scroll bar.

Vertical scroll bar doesn't auto scroll up.
Vertical scroll bar should auto scroll up.

This is a regression issue, broken in M-54 series, below is bisect info.

Good build: 54.0.2817.0 
Bad build: 54.0.2819.0

Unable sign in to chromium builds, hence unable to provide narrow bisect:

Change Log URL:
https://chromium.googlesource.com/chromium/src/+log/54.0.2817.0..54.0.2819.0?pretty=fuller&n=10000

Suspecting: r409741 ?

Kindly help to reassign, if your changes are not related to this issue.

Kindly review the attached screen-cast for reference.
 

Deleted: Actual behavior.mp4 1.8 MB

	Actual behavior.mp4 1.8 MB View Download