Remove hidden @Transport usage

NetworkCapabilities is moving to connectivity mainline module.
The hidden methods and constants accesses are not allowed
anymore for Settings, so remove the usage.

Bug: 172183305
Test: make RunSettingsRoboTests ROBOTEST_FILTER=\
      com.android.settings.network.InternetUpdaterTest
Change-Id: I3adec99748451f32698ac19bfeaeb9db43282e3e
diff --git a/src/com/android/settings/network/InternetUpdater.java b/src/com/android/settings/network/InternetUpdater.java
index 2f704e7..3967276 100644
--- a/src/com/android/settings/network/InternetUpdater.java
+++ b/src/com/android/settings/network/InternetUpdater.java
@@ -32,7 +32,6 @@
 import android.net.ConnectivityManager.NetworkCallback;
 import android.net.Network;
 import android.net.NetworkCapabilities;
-import android.net.NetworkCapabilities.Transport;
 import android.net.wifi.WifiManager;
 import android.util.Log;
 
@@ -132,7 +131,7 @@
     @VisibleForTesting
     boolean mInternetAvailable;
     @VisibleForTesting
-    @Transport int mTransport;
+    int mTransport;
     private static Map<Integer, Integer> sTransportMap = new HashMap<>();
     static {
         sTransportMap.put(TRANSPORT_WIFI, INTERNET_WIFI);
@@ -227,7 +226,7 @@
         }
 
         boolean internetAvailable = false;
-        for (@Transport int transport : networkCapabilities.getTransportTypes()) {
+        for (int transport : networkCapabilities.getTransportTypes()) {
             if (sTransportMap.containsKey(transport)) {
                 mTransport = transport;
                 internetAvailable = true;