Fixed a parameter type inconsistency in WaveFileHandler.
Fixed a parameter type inconsistency in WaveFileHandler.

zsiciarz/aquila,sav6622/aquila,Aldor007/aquila,tempbottle/aquila,Aldor007/aquila,sav6622/aquila,synkarae/Quasar,synkarae/aquila,zsiciarz/aquila,zsiciarz/aquila,synkarae/Quasar,tempbottle/aquila,synkarae/Quasar,tempbottle/aquila,Aldor007/aquila,synkarae/aquila,sav6622/aquila,zsiciarz/aquila,synkarae/aquila