+ // NOTE: In the original fix for T135261, the output was discarded if 'vary-user' was
+ // set for a null-edit. The reason was that the original rendering in that case was
+ // targeting the user making the null-edit, not the user who made the original edit,
+ // causing {{REVISIONUSER}} to return the wrong name.
+ // This case is now expected to be handled by the code in RevisionRenderer that
+ // constructs the ParserOptions: For a null-edit, setCurrentRevisionCallback is called
+ // with the old, existing revision.
+ $logger->debug( __METHOD__ . ": reusing prepared output for '{title}'", $context );
+ return false;
+ }