Chrome Version:66.0.3341.0/10382.0.0 dev channel Candy,Celes
OS:Chrome OS ARC

What steps will reproduce the problem?
(1)Recover Build>>Sign into user >>go to Playstore window which is seen after Sync settings screen 
(2)In Google play terms page click on any Learn more link 
(3)Press tab and observe the focus traversal(kindly refer video)

Actual:while tabbing focus moves to background page
Expected:Focus shouldn't go to background page 

Raising this as Non-Regression since the new Play store window is seen from 66.0.3336.3 dev

Note:
1.Issue is not seen in Linux,Windows OS
2.Issue is not seen when Playstore window is opened in Sign-in user


 

Deleted: Actual focus traversal.mp4 13.2 MB

	Actual focus traversal.mp4 13.2 MB View Download

Deleted: Expectedfocus traversal.mp4 7.5 MB

	Expectedfocus traversal.mp4 7.5 MB View Download