Track libcore commit aff7af3b344bf882620489631633e09fabfcd58d.

bug: 27186457

Change-Id: I257eb422d6edcc1c52fc948995569fba6baf594f
diff --git a/api/current.txt b/api/current.txt
index 04268340..9754ac1 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -51008,7 +51008,7 @@
     ctor public ConnectionPendingException();
   }
 
-  public abstract class DatagramChannel extends java.nio.channels.spi.AbstractSelectableChannel implements java.nio.channels.ByteChannel java.nio.channels.GatheringByteChannel java.nio.channels.ScatteringByteChannel {
+  public abstract class DatagramChannel extends java.nio.channels.spi.AbstractSelectableChannel implements java.nio.channels.ByteChannel java.nio.channels.GatheringByteChannel java.nio.channels.NetworkChannel java.nio.channels.ScatteringByteChannel {
     ctor protected DatagramChannel(java.nio.channels.spi.SelectorProvider);
     method public abstract java.nio.channels.DatagramChannel bind(java.net.SocketAddress) throws java.io.IOException;
     method public abstract java.nio.channels.DatagramChannel connect(java.net.SocketAddress) throws java.io.IOException;
diff --git a/api/system-current.txt b/api/system-current.txt
index bd5120e..62aa211 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -53626,7 +53626,7 @@
     ctor public ConnectionPendingException();
   }
 
-  public abstract class DatagramChannel extends java.nio.channels.spi.AbstractSelectableChannel implements java.nio.channels.ByteChannel java.nio.channels.GatheringByteChannel java.nio.channels.ScatteringByteChannel {
+  public abstract class DatagramChannel extends java.nio.channels.spi.AbstractSelectableChannel implements java.nio.channels.ByteChannel java.nio.channels.GatheringByteChannel java.nio.channels.NetworkChannel java.nio.channels.ScatteringByteChannel {
     ctor protected DatagramChannel(java.nio.channels.spi.SelectorProvider);
     method public abstract java.nio.channels.DatagramChannel bind(java.net.SocketAddress) throws java.io.IOException;
     method public abstract java.nio.channels.DatagramChannel connect(java.net.SocketAddress) throws java.io.IOException;