1226917 - [non-e10s] It's possible to scroll page without collapsing <select>'s list of options

Status: NEW

(Core :: Layout: Form Controls, defect)

Description

[arni2033]

Attachment: testcase 1 - [non-e10s] It's possible to scroll page without collapsing select's list of options.html

>>>   My Info:   Win7_64, Nightly 45, 32bit, ID 20151119030404
STR:
1. Open attached "testcase 1"
2. Click the <select>'s dropmarker
3. Move mouse pointer over option "# 10  ", press middle mouse (don't release it)
4. Move mouse a bit to the bottom to make sure that the page is performing autoscroll
5. Release middle mouse
6. Scroll the page up and down

Result:       
 It's possible to scroll page without collapsing <select>'s list of options

Expectations: 
 <select>'s list of options should collapse

Comment 1

[arni2033]

Attachment: screencast 1 - [non-e10s] It's possible to scroll page without collapsing select's list of options.webm

Comment 2

[arni2033]

Correction: Step 6 should be modified
> 6. Move mouse pointer away from options list, scroll the page up and down using mousewheel