Fix type of local variable, fixing a 64-to-32 warning.
Fix type of local variable, fixing a 64-to-32 warning.

PersonifyInc/growl,PersonifyInc/growl,incbee/Growl,PersonifyInc/growl,incbee/Growl,PersonifyInc/growl,incbee/Growl,PersonifyInc/growl,incbee/Growl,incbee/Growl