[wp-trac] [WordPress Trac] #12254: Move show_message() into WP_Error class and add support for various WP_Error features that are missing

[WordPress Trac]

#12254: Move show_message() into WP_Error class and add support for various
WP_Error features that are missing
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 Reporter:  jeremyclarke  |       Owner:  valendesigns
     Type:  enhancement   |      Status:  assigned
 Priority:  normal        |   Milestone:  Future Release
Component:  General       |     Version:
 Severity:  normal        |  Resolution:
 Keywords:  needs-patch   |     Focuses:
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Comment (by valendesigns):

 I forgot all about this one.

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Ticket URL: <https://core.trac.wordpress.org/ticket/12254#comment:20>
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