* gnu/java/nio/natCharBufferImpl.cc
	(nio_cast): Removed.
	(nio_put_*): Removed.
	(nio_get_*): Removed.
	* gnu/java/nio/natDoubleBufferImpl.cc
	(nio_cast): Removed.
	(nio_put_*): Removed.
	(nio_get_*): Removed.
	* gnu/java/nio/natFloatBufferImpl.cc
	(nio_cast): Removed.
	(nio_put_*): Removed.
	(nio_get_*): Removed.
	* gnu/java/nio/natIntBufferImpl.cc
	(nio_cast): Removed.
	(nio_put_*): Removed.
	(nio_get_*): Removed.
	* gnu/java/nio/natLongBufferImpl.cc
	(nio_cast): Removed.
	(nio_put_*): Removed.
	(nio_get_*): Removed.
	* gnu/java/nio/natShortBufferImpl.cc
	(nio_cast): Removed.
	(nio_put_*): Removed.
	(nio_get_*): Removed.
	* gnu/java/nio/SelectorProviderImpl.java
	(openDatagramChannel): Throws IOException.
	(openPipe): Throws IOException.
	(openSelector): Throws IOException.
	(openServerSocketChannel): Throws IOException.
	(openSocketChannel): Throws IOException.
	* gnu/java/nio/ServerSocketChannelImpl.java
	(ServerSocketChannelImpl): Throws IOException.
	(implCloseSelectableChannel): Throws IOException.
	(implConfigureBlocking): Throws IOException.
	* java/nio/ByteBuffer.java
	(readOnly): Removed.
	(hasArray): Use isReadOnly() instead of readOnly.
	(array): Use isReadOnly() instead of readOnly.
	(arrayOffset): Use isReadOnly() instead of readOnly.
	* java/nio/CharBuffer.java
	(CharBuffer): Implements Cloneable and CharSequence.

From-SVN: r62688