Chrome Version: 72.0.3590.0 (Official Build) canary (32-bit)
OS: Android 9; Pixel XL Build/PPR2.181005.003

What steps will reproduce the problem?
(1) use chrome
(2) task switch to something else, ideally something memory intensive.
(3) switch back to chrome

What is the expected result?

Chrome responsive

What happens instead?

Chrome is unresponsive. Has to be killed.



Please use labels and text to provide additional information.


Been happening for at least three chrome canary releases, since maybe Monday 22nd.


If this is a regression (i.e., worked before), please consider using the
bisect tool (https://www.chromium.org/developers/bisect-builds-py) to help
us identify the root cause and more rapidly triage the issue.

For graphics-related bugs, please copy/paste the contents of the about:gpu
page at the end of this report.