Use AudioTrack::event_type not int in callback

Change-Id: I09ff321f9457c0a9ee58e59bee38ed53799e494b
diff --git a/libvideoeditor/lvpp/VideoEditorPlayer.cpp b/libvideoeditor/lvpp/VideoEditorPlayer.cpp
index 912aab0..033445e 100755
--- a/libvideoeditor/lvpp/VideoEditorPlayer.cpp
+++ b/libvideoeditor/lvpp/VideoEditorPlayer.cpp
@@ -525,7 +525,7 @@
 

 // static

 void VideoEditorPlayer::VeAudioOutput::CallbackWrapper(

-        int event, void *cookie, void *info) {

+        AudioTrack::event_type event, void *cookie, void *info) {

     //LOGV("VeAudioOutput::callbackwrapper");

     if (event != AudioTrack::EVENT_MORE_DATA) {

         return;