[wp-trac] [WordPress Trac] #29089: Language_Packs_Upgrader::upgrade() doesn't properly handle all errors coming from bulk_upgrade()

[WordPress Trac]

#29089: Language_Packs_Upgrader::upgrade() doesn't properly handle all errors
coming from bulk_upgrade()
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 Reporter:  jdgrimes         |      Owner:
     Type:  defect (bug)     |     Status:  new
 Priority:  normal           |  Milestone:  Awaiting Review
Component:  Upgrade/Install  |    Version:  3.7
 Severity:  normal           |   Keywords:
  Focuses:                   |
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 `Language_Packs_Upgrader::upgrade()` is basically a wrapper for
 `Language_Packs_Upgrader::bulk_upgrade()`. The later usually returns an
 array, but under certain conditions may return `false` or a `WP_Error`.
 `upgrade()` assumes that an array is always returned.

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Ticket URL: <https://core.trac.wordpress.org/ticket/29089>
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