UserAgent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36
Platform: 8350.11.0 (Official Build) dev-channel banon test

Example URL:

Steps to reproduce the problem:
1.Boot to OS.
2.Plug in USB Mouse. 
3.Play a MP3 file.
4.Open audio UI in the right corner.
5.Drag volume bar with USB mouse.
6.The volume bar will auto change. 

What is the expected behavior?
To adjust audio volume, it can work normally.

What went wrong?
To adjust audio volume with USB mouse, the volume bar will auto change.

Did this work before? N/A 

Is it a problem with Flash or HTML5? N/A

Does this work in other browsers? N/A 

Chrome version: 52.0.2743.11  Channel: dev
OS Version: 8350.11.0
Flash Version: Shockwave Flash 22.0.0.168-r1
 

Deleted: Volume bar auto change.mp4 3.9 MB

Volume bar auto change.mp4 3.9 MB Download