Merge "[security] SubscriptionGroup is exposed to unprivileged callers" into qt-dev

telephony/java/android/telephony/SubscriptionInfo.java

@@ -519,6 +519,13 @@ public class SubscriptionInfo implements Parcelable {
         return mGroupUUID;
     }
 
+    /**
+     * @hide
+     */
+    public void clearGroupUuid() {
+        this.mGroupUUID = null;
+    }
+
     /**
      * @hide
      */