Chrome Version: 52.0.2735.0 Revision 9d255f0ca75efea1773fcb718c368a7a6bc4bba4-refs/heads/master@{#393409}(32/64 bit)
OS: Windows (7, 8, 10), Mac (10.10.5)(10.11.4),Linux (ubuntu 14.04 LTS)

Steps:
1. Launch Chrome, open Dev-tool on NTP and toggle to device mode.
2. Select 'Nexus5X' from Responsive drop-down list and set 'Landscape-navigation bar' from Screen options.
3. Resize the dev-tool window towards L.H.S and click on 'Capture screenshot' from 'More options'.
4. Observe.

Actual: Weird flickering of page is seen after clicking on 'Capture screenshot' option i.e device screen and dev-tool moves L.H.S and then come back to original position.

Expected: No such flickering of page should be seen after clicking on 'Capture screenshot' option.

This is regression issue broken in M-52, below is bisect info.

Good build: 52.0.2723.0

Bad build: 52.0.2724.0

Narrow bisect:
https://chromium.googlesource.com/chromium/src/+log/4d16ac208962784ddd8744e7a5d4e43b7e24e8ff..2c35ac648003709b4dcc67e3c38a3ffcc6f3632e?pretty=fuller&n=100

Suspecting: r391154 ?

Please help to re-assign if your change is not the cause for this issue.


 

Deleted: Actual_result.mov 4.9 MB

Actual_result.mov 4.9 MB Download

Deleted: Expected_result.mov 2.3 MB

Expected_result.mov 2.3 MB Download