* java/net/DatagramSocket.java (getReceiveBufferSize): new 1.2 method.
	* java/net/DatagramSocket.java (getSendBufferSize): Likewise.
	* java/net/DatagramSocket.java (setReceiveBufferSize): Likewise.
	* java/net/DatagramSocket.java (setSendBufferSize): Likewise.

From-SVN: r48814