[wp-trac] [WordPress Trac] #33287: Prompt the user before leaving during core upgrade

[WordPress Trac]

#33287: Prompt the user before leaving during core upgrade
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 Reporter:  helium-3         |       Owner:  (none)
     Type:  enhancement      |      Status:  new
 Priority:  normal           |   Milestone:
Component:  Upgrade/Install  |     Version:  4.1.6
 Severity:  normal           |  Resolution:
 Keywords:                   |     Focuses:  javascript, administration
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Comment (by metcali):

 * **Component** changed from ''General'' to ''Media''
 * **Focuses** ''administration'' added
 * **Keywords** ''close'' added

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Ticket URL: <https://core.trac.wordpress.org/ticket/33287#comment:3>
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