2005-03-09  David Daney  <ddaney@avtrex.com>

	PR libgcj/20389
	Merge BufferedInputStream from GNU Classpath.
	* java/io/BufferedInputStream.java (marktarget): Field removed.
	(CHUNKSIZE): Field removed.
	(bufferSize): New field.
	(BufferedInputStream): Initialize fields.
	(close): Invalidate mark and buffer indexes.
	(mark):  Rewritten.
	(read()): Move mark handling code to refill.
	(read(byte[], int, int)): Ditto.
	(skip): Ditto and simplify EOF testing.
	(refill): Rewritten.
	* java/io/InputStreamReader.java (refill): Removed mark and reset
	of internal BufferedInputStream.

From-SVN: r96217