Chrome Version:61.0.3144.0/9693.1.0 dev channel Falco, Peppy & Paine
OS:Chrome

What steps will reproduce the problem?
(1)Sign into user >>Launch chrome and go to chrome://md-settings >>Change the Font size to very large. 
(2)Now click on subpage-arrow icon of Screen lock section and Observe the blink of scrollbar(please refer screencast)

Actual:Blink of scrollbar appears on clicking subpage-arrow icon of Screen lock
Expected:No such blink of scrollbar should be seen.

This is a Regression issue as same is working fine in 60.0.3096.0/9544.0.0 dev channel paine

Note:Issue is not applicable to Linux,Windows OS

@stevenjb: Please confirm the above issue




 

Deleted: Actualblink.webm 1.4 MB

	Actualblink.webm 1.4 MB View Download

Deleted: expected.webm 672 KB

	expected.webm 672 KB View Download