Added debug code for Blob drawing crash.
Added debug code for Blob drawing crash.

svn path=/trunk/libavg/; revision=2221

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