Sergey Biryukov a86711e28e Code Modernisation: Remove redundant PHP 4 code from do_action(). ...

As of PHP 5, objects are always passed by reference, so this has not been needed for quite some time.

Props jrf.
See #47678.
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git-svn-id: http://core.svn.wordpress.org/trunk@45961 1a063a9b-81f0-0310-95a4-ce76da25c4cd

2019-09-16 14:48:54 +00:00

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