Added NetworkInterface::network_prefix

net/android/java/src/org/chromium/net/AndroidNetworkLibrary.java

Index: net/android/java/src/org/chromium/net/AndroidNetworkLibrary.java
diff --git a/net/android/java/src/org/chromium/net/AndroidNetworkLibrary.java b/net/android/java/src/org/chromium/net/AndroidNetworkLibrary.java
index 95752cca8b26a172f89ccd1d0b5b424261b9c8e6..ecbc69e73976fb17dcb2697984f298b79b5aff7a 100644
--- a/net/android/java/src/org/chromium/net/AndroidNetworkLibrary.java
+++ b/net/android/java/src/org/chromium/net/AndroidNetworkLibrary.java
@@ -17,6 +17,7 @@ import org.chromium.net.CertificateMimeType;
 
 import java.net.Inet6Address;
 import java.net.InetAddress;
+import java.net.InterfaceAddress;
 import java.net.NetworkInterface;
 import java.net.SocketException;
 import java.net.URLConnection;
@@ -24,6 +25,7 @@ import java.security.KeyStoreException;
 import java.security.NoSuchAlgorithmException;
 import java.security.cert.CertificateException;
 import java.util.Enumeration;
+import java.util.List;
 
 /**
  * This class implements net utilities required by the net component.
@@ -165,21 +167,22 @@ class AndroidNetworkLibrary {
                 // Skip loopback interfaces, and ones which are down.
                 if (!netIf.isUp() || netIf.isLoopback())
                     continue;
-                Enumeration<InetAddress> addressList = netIf.getInetAddresses();
-                while (addressList.hasMoreElements()) {
-                    InetAddress address = addressList.nextElement();
+                for (InterfaceAddress interfaceAddress : netIf.getInterfaceAddresses()) {
+                    InetAddress address = interfaceAddress.getAddress();
                     // Skip loopback addresses configured on non-loopback interfaces.
                     if (address.isLoopbackAddress())
                         continue;
                     StringBuilder addressString = new StringBuilder();
                     addressString.append(netIf.getName());
-                    addressString.append(",");
+                    addressString.append("/");
 
                     String ipAddress = address.getHostAddress();
                     if (address instanceof Inet6Address && ipAddress.contains("%")) {
                         ipAddress = ipAddress.substring(0, ipAddress.lastIndexOf("%"));
                     }
                     addressString.append(ipAddress);
+                    addressString.append("/");
+                    addressString.append(interfaceAddress.getNetworkPrefixLength());
 
                     if (result.length() != 0)
                         result.append(";");