Chrome Version:71.0.3578.94/11151.59.0 Beta channel Daisy,Kip,Reks
OS:Chrome OS

What steps will reproduce the problem?
(1)Sign into user >> Open Task Manager(Shift+Esc/search+Esc)
(2)Select GPU Process >> End the process and observe(Please refer video)

Actual: Glimpse of black screen is seen when we end the GPU process from Task Manager
Expected: No such black screen should be seen when we end the GPU process from Task Manager

This is a Regression issue as same works fine in M-63(63.0.3239.140/10032.86.0)

NOTE: 
1.Issue works fine in Linux and Windows OS
2.Issue is seen on M64,M65,M66,M67,M68,M69,M70

 

Deleted: Actual.mp4 6.2 MB

	Actual.mp4 6.2 MB View Download

Deleted: Expected.mp4 7.4 MB

	Expected.mp4 7.4 MB View Download