Update makefiles.

Bug: 123976090
Test: N/A
Change-Id: I5fb6c126a090a3fe0fa4829ea9224564133dc1ae
diff --git a/audio/5.0/Android.bp b/audio/5.0/Android.bp
index 3586b8e..7c2db1d 100644
--- a/audio/5.0/Android.bp
+++ b/audio/5.0/Android.bp
@@ -30,6 +30,7 @@
         "AudioMicrophoneDirectionality",
         "AudioMicrophoneLocation",
         "MessageQueueFlagBits",
+        "MicrophoneDirection",
         "MicrophoneInfo",
         "MmapBufferFlag",
         "MmapBufferInfo",