hg: jdk9/dev/jdk: 8163517: Various cleanup in java.io code

[ivan.gerasimov at oracle.com]

Changeset: 143d43ae2446
Author:    igerasim
Date:      2016-08-18 22:07 +0300
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/143d43ae2446

8163517: Various cleanup in java.io code
Reviewed-by: shade, rriggs, redestad

! src/java.base/share/classes/java/io/BufferedReader.java
! src/java.base/share/classes/java/io/ByteArrayOutputStream.java
! src/java.base/share/classes/java/io/CharArrayWriter.java
! src/java.base/share/classes/java/io/FileSystem.java
! src/java.base/share/classes/java/io/ObjectInputStream.java
! src/java.base/share/classes/java/io/ObjectOutputStream.java
! src/java.base/share/classes/java/io/ObjectStreamClass.java
! src/java.base/share/classes/java/io/OutputStreamWriter.java
! src/java.base/share/classes/java/io/PrintStream.java
! src/java.base/share/classes/java/io/PrintWriter.java
! src/java.base/share/classes/java/io/SequenceInputStream.java
! src/java.base/share/classes/java/io/StringBufferInputStream.java
! src/java.base/share/classes/java/io/StringReader.java
! src/java.base/share/classes/java/io/StringWriter.java
! src/java.base/share/classes/java/io/Writer.java