Fixed uninitialized bitmap after calibration abort.
Fixed uninitialized bitmap after calibration abort.

svn path=/trunk/libavg/; revision=2220

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