Chrome Version: 68.0.3418.0/10645.0.0 Falco,Gnawty,Celes
OS:Chrome OS

What steps will reproduce the problem?
(1)In sign-out screen>> Enter some text in password field>> Now press Power button to get Power menu and again press Power button and observe

Actual: Unnecessary text selection is seen after closing power menu
Expected: No such issue should be seen

This is a Regression issue as same is working fine in 67.0.3396.26/10575.22.0 dev

@jdufault: Please confirm the issue

NOTE: Able to reproduce the issue in Lock screen as well
 

Deleted: ActualSelection.mp4 3.4 MB

	ActualSelection.mp4 3.4 MB View Download

Deleted: ExpectedSelection.mp4 2.9 MB

	ExpectedSelection.mp4 2.9 MB View Download