NetworkUtils is deprecated, migrate to Inet4AddressUtils

Migrate NetworkUtils.inetAddressToInt() to
Inet4AddressUtils.inet4AddressToIntHTL() in
preparation to jarjar Inet4AddressUtils.

Bug: 145409537
Test: compiles
Change-Id: Ia57dde498db3e9b011d0a9772717b1539348cd37
diff --git a/wifi/java/android/net/wifi/WifiInfo.java b/wifi/java/android/net/wifi/WifiInfo.java
index f3f873b..f728491 100644
--- a/wifi/java/android/net/wifi/WifiInfo.java
+++ b/wifi/java/android/net/wifi/WifiInfo.java
@@ -21,7 +21,7 @@
 import android.annotation.SystemApi;
 import android.annotation.UnsupportedAppUsage;
 import android.net.NetworkInfo.DetailedState;
-import android.net.NetworkUtils;
+import android.net.shared.Inet4AddressUtils;
 import android.os.Build;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -708,7 +708,7 @@
     public int getIpAddress() {
         int result = 0;
         if (mIpAddress instanceof Inet4Address) {
-            result = NetworkUtils.inetAddressToInt((Inet4Address)mIpAddress);
+            result = Inet4AddressUtils.inet4AddressToIntHTL((Inet4Address) mIpAddress);
         }
         return result;
     }