Merge "Cleanup config_mobile_hotspot_provision_app usage" am: 443092b9a8 am: 921d8c0fb5

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1329014

Change-Id: Ib3bb0129419ffd55df6c2c53cce3ad7e9155e854

core/java/android/net/ConnectivityManager.java

@@ -2270,27 +2270,6 @@ public class ConnectivityManager {
                 throwException);
     }
 
-    /** {@hide} */
-    public static final void enforceTetherChangePermission(Context context, String callingPkg,
-            String callingAttributionTag) {
-        Preconditions.checkNotNull(context, "Context cannot be null");
-        Preconditions.checkNotNull(callingPkg, "callingPkg cannot be null");
-
-        if (context.getResources().getStringArray(
-                com.android.internal.R.array.config_mobile_hotspot_provision_app).length == 2) {
-            // Have a provisioning app - must only let system apps (which check this app)
-            // turn on tethering
-            context.enforceCallingOrSelfPermission(
-                    android.Manifest.permission.TETHER_PRIVILEGED, "ConnectivityService");
-        } else {
-            int uid = Binder.getCallingUid();
-            // If callingPkg's uid is not same as Binder.getCallingUid(),
-            // AppOpsService throws SecurityException.
-            checkAndNoteWriteSettingsOperation(context, uid, callingPkg,
-                    callingAttributionTag, true /* throwException */);
-        }
-    }
-
     /**
      * Check if the package is a allowed to write settings. This also accounts that such an access
      * happened.