AudioRecord keeps track of UID

Bug 20832981

Change-Id: If5f3c61fae02d86b9d6fdf411711f854fd56c77d
diff --git a/include/media/IAudioFlinger.h b/include/media/IAudioFlinger.h
index 046345c..3f7fd09 100644
--- a/include/media/IAudioFlinger.h
+++ b/include/media/IAudioFlinger.h
@@ -89,6 +89,7 @@
                                 size_t *pFrameCount,
                                 track_flags_t *flags,
                                 pid_t tid,  // -1 means unused, otherwise must be valid non-0
+                                int clientUid,
                                 int *sessionId,
                                 size_t *notificationFrames,
                                 sp<IMemory>& cblk,