aaudio: merge contents of  AAudioDefinitions.h into AAudio.h

As requested by native API council.

Bug: 30210002
Bug: 33398120
Test: CTS test_aaudio
Change-Id: I5ea7c53d09469221263d84cf6f82082e67c2523b
Signed-off-by: Phil Burk <philburk@google.com>
diff --git a/media/libaaudio/src/utility/AAudioUtilities.h b/media/libaaudio/src/utility/AAudioUtilities.h
index d3b5ffe..3dc501e 100644
--- a/media/libaaudio/src/utility/AAudioUtilities.h
+++ b/media/libaaudio/src/utility/AAudioUtilities.h
@@ -23,7 +23,7 @@
 #include <utils/Errors.h>
 #include <hardware/audio.h>
 
-#include "aaudio/AAudioDefinitions.h"
+#include "aaudio/AAudio.h"
 
 /**
  * Convert an AAudio result into the closest matching Android status.