diff --git a/include/media/IAudioFlinger.h b/include/media/IAudioFlinger.h
index 359780e..0aa48c6 100644
--- a/include/media/IAudioFlinger.h
+++ b/include/media/IAudioFlinger.h
@@ -62,7 +62,7 @@
                                 audio_format_t format,
                                 audio_channel_mask_t channelMask,
                                 int frameCount,
-                                track_flags_t flags,
+                                track_flags_t *flags,
                                 const sp<IMemory>& sharedBuffer,
                                 audio_io_handle_t output,
                                 pid_t tid,  // -1 means unused, otherwise must be valid non-0
diff --git a/include/private/media/AudioTrackShared.h b/include/private/media/AudioTrackShared.h
index 6a86a00..141078f 100644
--- a/include/private/media/AudioTrackShared.h
+++ b/include/private/media/AudioTrackShared.h
@@ -41,7 +41,6 @@
 #define CBLK_DISABLED   0x10 // track disabled by AudioFlinger due to underrun, need to re-start
 #define CBLK_RESTORING  0x20 // track is being restored after invalidation by AudioFlinger
 #define CBLK_RESTORED   0x40 // track has been restored after invalidation by AudioFlinger
-#define CBLK_FAST       0x80 // AudioFlinger successfully created a fast track
 
 // Important: do not add any virtual methods, including ~
 struct audio_track_cblk_t