[wp-trac] [WordPress Trac] #25149: Use an array as a default value for $meta in wpmu_* functions

[WordPress Trac]

#25149: Use an array as a default value for $meta in wpmu_* functions
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 Reporter:  SergeyBiryukov  |      Owner:
     Type:  defect (bug)    |     Status:  new
 Priority:  normal          |  Milestone:  3.7
Component:  Multisite       |    Version:  3.0
 Severity:  normal          |   Keywords:
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 Background: #20793, [comment:ticket:24210:11], [comment:ticket:22187:12]

 There are a bunch of Multisite signup functions with `$meta = ''` as the
 default value, where should really be an array (and is documented as
 such).

 [24126] and [24262] fixed this for `wp-signup.php`, we should do the same
 in `wp-includes/ms-functions.php` for consistency.

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Ticket URL: <http://core.trac.wordpress.org/ticket/25149>
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