check for m_pHistoryPreProcessor everywhere before accessing it
check for m_pHistoryPreProcessor everywhere before accessing it

svn path=/branches/tracking/; revision=1766

hoodie/libavg,hoodie/libavg,th3infinity/libavg,th3infinity/libavg,scotty007/libavg,yyd01245/libavg,libavg/libavg,libavg/libavg,scotty007/libavg,yyd01245/libavg,hoodie/libavg,scotty007/libavg,hoodie/libavg,th3infinity/libavg,libavg/libavg,scotty007/libavg,th3infinity/libavg,yyd01245/libavg,libavg/libavg,yyd01245/libavg