[daemon] make CReporterDaemonMonitorPrivate::checkForDuplicates() private
[daemon] make CReporterDaemonMonitorPrivate::checkForDuplicates() private

mkosola/crash-reporter,mkosola/crash-reporter,mer-qa/crash-reporter,mer-qa/crash-reporter,mkosola/crash-reporter,mkosola/crash-reporter,mer-qa/crash-reporter