[wp-trac] [WordPress Trac] #39445: Add class_exists() check before defining the PasswordHash class

[WordPress Trac]

#39445: Add class_exists() check before defining the PasswordHash class
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 Reporter:  DavidAnderson           |       Owner:  swissspidy
     Type:  defect (bug)            |      Status:  assigned
 Priority:  normal                  |   Milestone:  4.7.4
Component:  General                 |     Version:  4.7
 Severity:  normal                  |  Resolution:
 Keywords:  has-patch dev-feedback  |     Focuses:
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Comment (by swissspidy):

 [attachment:39445-alternative.diff] is an alternative patch for 4.7 to use
 `require_once()`. As suggested earlier, we could do a full revert in 4.8
 and this smaller change in the minor release.

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Ticket URL: <https://core.trac.wordpress.org/ticket/39445#comment:20>
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