Clarify AAudio.h method documentation

Test: build
Fixes: 188672443
Change-Id: Ifafb54295179e47a8899199adb42a046f2cd4e09
diff --git a/media/libaaudio/include/aaudio/AAudio.h b/media/libaaudio/include/aaudio/AAudio.h
index 3333925..6ca5fc8 100644
--- a/media/libaaudio/include/aaudio/AAudio.h
+++ b/media/libaaudio/include/aaudio/AAudio.h
@@ -635,13 +635,14 @@
 AAUDIO_API void AAudioStreamBuilder_setDeviceId(AAudioStreamBuilder* builder,
                                                 int32_t deviceId) __INTRODUCED_IN(26);
 
-// TODO b/182392769: reexamine if Identity can be used
 /**
  * Declare the name of the package creating the stream.
  *
  * This is usually {@code Context#getPackageName()}.
  *
  * The default, if you do not call this function, is a random package in the calling uid.
+ * The vast majority of apps have only one package per calling UID. If the package
+ * name does not match the calling UID, then requests will be rejected.
  *
  * Available since API level 31.
  *
@@ -656,7 +657,7 @@
  *
  * This is usually {@code Context#getAttributionTag()}.
  *
- * The default, if you do not call this function, is the default attribution tag.
+ * The default, if you do not call this function, is null.
  *
  * Available since API level 31.
  *