hg: jdk9/sandbox/jdk: JDK-8054307-branch: remove StrngUTF16 unsafe usage

[xueming.shen at oracle.com]

Changeset: 35778854990c
Author:    sherman
Date:      2015-10-19 21:47 +0000
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/35778854990c

JDK-8054307-branch: remove StrngUTF16 unsafe usage

! make/mapfiles/libjava/mapfile-vers
! make/mapfiles/libjava/reorder-sparc
! make/mapfiles/libjava/reorder-sparcv9
! make/mapfiles/libjava/reorder-x86
! src/java.base/share/classes/java/lang/StringUTF16.java
! src/java.base/share/native/libjava/String.c
! test/java/lang/String/StringConstructor.java