hg: jdk8/tl/jdk: 8012326: Deadlock occurs when Charset.availableCharsets() is called by several threads at the same time

[xueming.shen at oracle.com]

Changeset: 08ef70f60e0d
Author:    sherman
Date:      2013-05-14 14:09 -0700
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/08ef70f60e0d

8012326: Deadlock occurs when Charset.availableCharsets() is called by several threads at the same time
Summary: removed the race condition risk from  ExtendedCahrset access code
Reviewed-by: mchung, alanb

! make/sun/nio/cs/Makefile
! makefiles/CreateJars.gmk
! src/share/classes/java/nio/charset/Charset.java
! src/share/classes/sun/nio/cs/ext/ISO2022_JP_2.java
- src/share/classes/sun/nio/cs/ext/META-INF/services/java.nio.charset.spi.CharsetProvider
! src/share/classes/sun/nio/cs/ext/MSISO2022JP.java