D28647: Fix KIO::Scheduler::emitReparseSlaveConfiguration() to work if called twice in same process

[David Faure]

dfaure resigned from this revision.
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REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D28647

To: marten, #frameworks
Cc: kde-frameworks-devel, LeGast00n, cblack, michaelh, ngraham, bruns