More documentation about TETHERING_VIRTUAL am: 50e486668c am: 54ec4adcc9

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3175321

Change-Id: I241f4453bb29a76cd19d05ce3b0f71a589a3c724
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/Tethering/common/TetheringLib/src/android/net/TetheringManager.java b/Tethering/common/TetheringLib/src/android/net/TetheringManager.java
index ae0161d..0f5a014 100644
--- a/Tethering/common/TetheringLib/src/android/net/TetheringManager.java
+++ b/Tethering/common/TetheringLib/src/android/net/TetheringManager.java
@@ -198,6 +198,10 @@
 
     /**
      * VIRTUAL tethering type.
+     *
+     * This tethering type is for providing external network to virtual machines
+     * running on top of Android devices, which are created and managed by
+     * AVF(Android Virtualization Framework).
      * @hide
      */
     @FlaggedApi(Flags.TETHERING_REQUEST_VIRTUAL)