Update IPictureProfileChangedListener comments to indicate flexibility in endpoint

Change-Id: I036f5a5a51448f0903779e583477dcc02651739a
diff --git a/tv/mediaquality/aidl/android/hardware/tv/mediaquality/IPictureProfileChangedListener.aidl b/tv/mediaquality/aidl/android/hardware/tv/mediaquality/IPictureProfileChangedListener.aidl
index 35112e1..7fc7ab2 100644
--- a/tv/mediaquality/aidl/android/hardware/tv/mediaquality/IPictureProfileChangedListener.aidl
+++ b/tv/mediaquality/aidl/android/hardware/tv/mediaquality/IPictureProfileChangedListener.aidl
@@ -21,10 +21,9 @@
 @VintfStability
 oneway interface IPictureProfileChangedListener {
     /**
-     * Notifies the composer HAL that the picture profile has changed. For picture profile details,
-     * check PictureProfile.
+     * Notifies the service that the picture profile has changed.
      *
-     * @param pictureProfile Picture profile passed to the composer HAL.
+     * @param pictureProfile Picture profile that should be cached by the service.
      */
     void onPictureProfileChanged(in PictureProfile pictureProfile);
 }