hg: jdk8/tl/jdk: 7183053: Optimize DoubleByte charset for String.getBytes()/new String(byte[])

[xueming.shen at oracle.com]

Changeset: c76ad79a5a2f
Author:    sherman
Date:      2012-07-17 19:57 -0700
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/c76ad79a5a2f

7183053: Optimize DoubleByte charset for String.getBytes()/new String(byte[])
Summary: DoubleByte implements sun/nio.cs/ArrayDe/Encoder interface
Reviewed-by: alanb

! src/share/classes/sun/nio/cs/ext/DoubleByte.java
! src/share/classes/sun/nio/cs/ext/HKSCS.java
! test/sun/nio/cs/StrCodingBenchmark.java
+ test/sun/nio/cs/StrCodingBenchmarkDB.java
! test/sun/nio/cs/TestStringCoding.java