hg: jdk9/sandbox/jdk: 6856817: Poor performance of Writer#append with CharBuffer

[chris.hegarty at oracle.com]

Changeset: 600834e2e9c1
Author:    vtewari
Date:      2015-12-02 21:32 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/600834e2e9c1

6856817: Poor performance of Writer#append with CharBuffer
Summary: Poor performance of Writer#append with CharBuffer
Reviewed-by: rriggs, dfuchs, sherman, shade

! src/java.base/share/classes/java/io/OutputStreamWriter.java
! src/java.base/share/classes/sun/nio/cs/StreamEncoder.java
+ test/java/io/Writer/Bug6856817.java