aaudio: reserve some error codes

These codes were unused or redundant.

Bug: 37755198
Test: CTS test_aaudio_misc.cpp
Change-Id: I46797b9fba9406b9c98d4b9aa49f0cacbec332b9
Signed-off-by: Phil Burk <philburk@google.com>
diff --git a/media/libaaudio/include/aaudio/AAudio.h b/media/libaaudio/include/aaudio/AAudio.h
index 4e36e84..d6217ea 100644
--- a/media/libaaudio/include/aaudio/AAudio.h
+++ b/media/libaaudio/include/aaudio/AAudio.h
@@ -69,14 +69,14 @@
     AAUDIO_ERROR_BASE = -900, // TODO review
     AAUDIO_ERROR_DISCONNECTED,
     AAUDIO_ERROR_ILLEGAL_ARGUMENT,
-    AAUDIO_ERROR_INCOMPATIBLE,
-    AAUDIO_ERROR_INTERNAL, // an underlying API returned an error code
+    // reserved
+    AAUDIO_ERROR_INTERNAL = AAUDIO_ERROR_ILLEGAL_ARGUMENT + 2,
     AAUDIO_ERROR_INVALID_STATE,
-    AAUDIO_ERROR_UNEXPECTED_STATE,
-    AAUDIO_ERROR_UNEXPECTED_VALUE,
-    AAUDIO_ERROR_INVALID_HANDLE,
-    AAUDIO_ERROR_INVALID_QUERY,
-    AAUDIO_ERROR_UNIMPLEMENTED,
+    // reserved
+    // reserved
+    AAUDIO_ERROR_INVALID_HANDLE = AAUDIO_ERROR_INVALID_STATE + 3,
+    // reserved
+    AAUDIO_ERROR_UNIMPLEMENTED = AAUDIO_ERROR_INVALID_HANDLE + 2,
     AAUDIO_ERROR_UNAVAILABLE,
     AAUDIO_ERROR_NO_FREE_HANDLES,
     AAUDIO_ERROR_NO_MEMORY,