AudioTrack JNI function rename
AudioTrack JNI function rename

The "native" prefix is used to identify methods with a native
  implementation on the Java side, and shouldn't therefore be used
  on some of the functions (and not others) here.

Change-Id: I9e88a1159c8f06260af6667e239dcdd39479b11f

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base