Add a tee sink filename suffix to distinguish type

Test: tee sink filenames have a _C (capture), _P (playback), or _T (track) suffix
Change-Id: Ib8ddadb0f3e3ba3ac620e33072bb212d5cde4978
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index a8e86a0..864c215 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -825,7 +825,7 @@
 
 #ifdef TEE_SINK
     // tee sink, if enabled by property, allows dumpsys to write most recent audio to .wav file
-    static void dumpTee(int fd, const sp<NBAIO_Source>& source, audio_io_handle_t id = 0);
+    static void dumpTee(int fd, const sp<NBAIO_Source>& source, audio_io_handle_t id, char suffix);
 
     // whether tee sink is enabled by property
     static bool mTeeSinkInputEnabled;