* gnu/java/nio/PipeImpl.java
(SourceChannelImpl): New inner class.
(SinkChannelImpl): New inner class.
(sink): New member variable.
(source): New member variable.
(PipeImpl): Add SelectorProvider argument, implemented.
(nativeInit): New method.
(sink): Return sink channel.
(source): Return source channel.
* gnu/java/nio/SelectorProviderImpl.java
(openPipe): Give provider as argument to PipeImpl constructor.
* java/nio/channels/spi/SelectorProvider.java
(pr): Removed.
(systemDefaultProvider): New member variable.
(provider): Made it synchronized, use property
java.nio.channels.spi.SelectorProvider.
* gnu/java/nio/natPipeImpl.cc: New file.
* Makefile.am (nat_source_files): Added gnu/java/nio/natPipeImpl.cc.
* Makefile.in: Regenerated.
From-SVN: r72397
