The following terminally deprecated methods have been removed:

`java.net.MulticastSocket` methods:
```
public void setTTL(byte ttl) throws IOException
public byte getTTL() throws IOException
public void send(DatagramPacket p, byte ttl) throws IOException
```
`java.net.DatagramSocketImpl` methods:
```
protected void setTTL(byte ttl) throws IOException
protected byte getTTL() throws IOException
```