Chrome Version: 72.0.3588.0 canary
OS: Android
I can reproduce in pixel 3 and nexus 5x

What steps will reproduce the problem?
(1) search something on canary in google.com
(2) switch to other app
(3) switch back to canary

What is the expected result?
Should not frozen

What happens instead?
frozen, does not response to any input until restart canary