* gnu/java/nio/FileLockImpl.java
(finalize): Made protected.
* java/nio/channels/FileChannel.java
(MapMode.READ_ONLY): Made final.
(MapMode.READ_WRITE): Made final.
(MapMode.PRIVATE): Made final.
* java/nio/channels/SocketChannel.java
(open): Simplified code.
* java/nio/channels/spi/AbstractSelectableChannel.java
(registered): Unused, removed.
(keyFor): Check channel is open, only locate key
and not add a new one.
(register): Don't delete attachments.
From-SVN: r78519
* java/nio/ByteBufferImpl.java
(ByteBufferImpl): Made it a package-private class
* java/nio/CharBufferImpl.java
(CharBufferImpl): Made it a package-private class
* java/nio/DirectByteBufferImpl.java
(DirectByteBufferImpl): Made it a package-private class
* java/nio/DoubleBufferImpl.java
(DoubleBufferImpl): Made it a package-private class
* java/nio/FloatBufferImpl.java
(FloatBufferImpl): Made it a package-private class
* java/nio/IntBufferImpl.java
(IntBufferImpl): Made it a package-private class
* java/nio/LongBufferImpl.java
(LongBufferImpl): Made it a package-private class
* java/nio/ShortBufferImpl.java
(ShortBufferImpl): Made it a package-private class
* java/nio/channels/FileChannel.java
(write): Made final.
* java/nio/channels/ServerSocketChannel.java
(ServerSocketChanne): Made protected.
From-SVN: r68571
* java/nio/channels/FileChannel.java
(MapMode.m): Made it package-private to match JDK 1.4.
* java/nio/charset/Charset.java
(decode): Made it final to match JDK 1.4.
From-SVN: r66756
