Chrome Version:67.0.3376.0/10505.0.0 dev channel Daisy,Candy,Reks
OS:Chrome OS

What steps will reproduce the problem?
(1)Sign into user >> Take a sample screen shot >>Keep it in maximize mode
(2)Rotate the display and observe notification popup goes off

Actual: Notification popup goes off while rotating the screen
Expected: Instead it should stay along with display rotation notification since we popped up it

This is a Regression issue as same is working fine in 67.0.3375.0/10501.0.0 dev channel

Note: Issue is not seen in Linux,Windows OS

Attached the screenshots for reference..

@yoshiki : Please confirm the behavior
 

Deleted: actual.mp4 7.6 MB

	actual.mp4 7.6 MB View Download

Deleted: Expected.mp4 11.7 MB

	Expected.mp4 11.7 MB View Download