Fix JNI registration error

Change-Id: I7e1dcff43e909072e81a17688ea2ce8c2acf1f5d
diff --git a/src/jni/rtp/AudioGroup.cpp b/src/jni/rtp/AudioGroup.cpp
index 713f0f8..e199b97 100644
--- a/src/jni/rtp/AudioGroup.cpp
+++ b/src/jni/rtp/AudioGroup.cpp
@@ -1059,7 +1059,7 @@
 }
 
 JNINativeMethod gMethods[] = {
-    {"nativeAdd", "(IILjava/lang/String;ILjava/lang/String;I;LJava/lang/String;)J", (void *)add},
+    {"nativeAdd", "(IILjava/lang/String;ILjava/lang/String;ILjava/lang/String;)J", (void *)add},
     {"nativeRemove", "(J)V", (void *)remove},
     {"nativeSetMode", "(I)V", (void *)setMode},
     {"nativeSendDtmf", "(I)V", (void *)sendDtmf},