[wp-trac] [WordPress Trac] #15386: WP_List_Table::get_columns does not work for plugins

[WordPress Trac]

#15386: WP_List_Table::get_columns does not work for plugins
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 Reporter:  ptahdunbar    |       Owner:  scribu
     Type:  defect (bug)  |      Status:  reopened
 Priority:  high          |   Milestone:  Awaiting Review
Component:  General       |     Version:  3.1
 Severity:  major         |  Resolution:
 Keywords:  needs-patch   |     Focuses:
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Comment (by davidbaumwald):

 This still appears to be an issue.  `$columns` are not being defined when
 extending WP_List_Table in a plugin.

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Ticket URL: <https://core.trac.wordpress.org/ticket/15386#comment:17>
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