Merge "Remove dead code in AudioTrack JNI"

// field names found in android/media/AudioTrack.java

#define JAVA_POSTEVENT_CALLBACK_NAME                    "postEventFromNative"

#define JAVA_CONST_BUFFER_COUNT_NAME                    "BUFFER_COUNT"

#define JAVA_CONST_STREAM_VOICE_CALL_NAME               "STREAM_VOICE_CALL"

#define JAVA_CONST_STREAM_SYSTEM_NAME                   "STREAM_SYSTEM"

#define JAVA_CONST_STREAM_RING_NAME                     "STREAM_RING"

#define JAVA_CONST_STREAM_MUSIC_NAME                    "STREAM_MUSIC"

#define JAVA_CONST_STREAM_ALARM_NAME                    "STREAM_ALARM"

#define JAVA_CONST_STREAM_NOTIFICATION_NAME             "STREAM_NOTIFICATION"

#define JAVA_CONST_STREAM_BLUETOOTH_SCO_NAME            "STREAM_BLUETOOTH_SCO"

#define JAVA_CONST_STREAM_DTMF_NAME                     "STREAM_DTMF"

#define JAVA_NATIVETRACKINJAVAOBJ_FIELD_NAME            "mNativeTrackInJavaObj"

#define JAVA_JNIDATA_FIELD_NAME                         "mJniData"

#define JAVA_AUDIOFORMAT_CLASS_NAME             "android/media/AudioFormat"

#define JAVA_AUDIOMANAGER_CLASS_NAME            "android/media/AudioManager"

// ----------------------------------------------------------------------------

// preconditions:

//    theClass is valid

        return -1;

    }

    // Get the format constants from the AudioFormat class

    jclass audioFormatClass = NULL;

    audioFormatClass = env->FindClass(JAVA_AUDIOFORMAT_CLASS_NAME);

    if (audioFormatClass == NULL) {

        ALOGE("Can't find %s", JAVA_AUDIOFORMAT_CLASS_NAME);

        return -1;

    }

    return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods));

}