Chrome Version: 71.0.3578.20 
OS: Win10, MacOS 10.13.6 & debian rodate

What steps will reproduce the problem?
(1)Launch chrome
(2)Navigate to "https://www.w3schools.com/html/tryit.asp?filename=tryhtml5_audio_all"
(3) Hover on Volume icon

What is the expected result?
No weird Behavior (No action should be performed) when user hover on volume icon.

What happens instead?
Observed Seek bar & volume bar is getting overlapped

Note:
1.Issue also seen on Canary-72.0.3591.0 build.No issue seen on stable/beta-70.0.3538.77.
2. Issue seen with/without installing adobe flash player in machine

Please find the attached screencast for reference.

Regression Range:
-----------------
Good-71.0.3562.0- Revision-594163
Bad-71.0.3563.0 - Revision-594642

Observed Runtime error while executing bisect script (with new & old).

Providing CL through omahaproxy as below.
------------------------------------
https://chromium.googlesource.com/chromium/src/+log/71.0.3562.0..71.0.3563.0?pretty=fuller&n=10000

Suspected CL:
--------------
https://chromium.googlesource.com/chromium/src/+/8299bdfb46bd469f04fc208d89ac55fdd1cdd9ea

tetsui@Please take a look into it & reassign to the right owner if it is not related to your change.
Thanks..!






 

Deleted: Volume control-Weired-71.0.3563.0.mp4 706 KB

	Volume control-Weired-71.0.3563.0.mp4 706 KB View Download

Deleted: Volume control-good-71.0.3562.0 -.mp4 587 KB

	Volume control-good-71.0.3562.0 -.mp4 587 KB View Download