1327636 - Tabs dependency broken: Dependent tab opened by middle-click doesn't always selects parent tab when closing

Status: NEW

(Firefox :: Tabbed Browser, defect)

Description

[arni2033]

>>>   My Info:   Win7_64, Nightly 49, 32bit, ID 20160526082509
STR_1:
1. Open new FF window. Open http://example.org/ in a new tab.
2. Open new tab
3. Switch to tab with http://example.org/ , middle-click on the link on the page twice
4. Click on the 2nd tab opened in Step 3, then Middle-click on that tab to close it

AR:  New tab opened in Step 2 becomes selected
ER:  The "parent" tab with http://example.org/ opened in Step 1 should become selected