Chrome Version       : 57.0.2987.98
OS Version: Goobuntu
URLs (if applicable) : gmail.com
Other browsers tested:
  Add OK or FAIL after other browsers where you have tested this issue:
     Safari 5: Unknown
  Firefox 4.x: OK
     IE 7/8/9: Unknown

What steps will reproduce the problem?
1. Be operating in a wmii desktop environment
2. Navigate and log into gmail.com
3. Mouse over to expand the label list
4. Click on a label that was revealed when the list was expanded

What is the expected result?
The list should not contract


What happens instead of that?
The list contacts. If the click does not finish before the list contracts, the label is dragged.


Please provide any additional information below. Attach a screenshot if
possible.

Video of behavior:
https://drive.google.com/open?id=0ByTwBDbYMbWsbmh1cXlmMkVtZUk (google.com internal only)

UserAgentString: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.98 Safari/537.36