hg: jdk/sandbox: 8232724: Remove indirection with calling JNU_NewStringPlatform

[chris.hegarty at oracle.com]

Changeset: 3fc5905f2bec
Author:    aivanov
Date:      2019-10-30 14:08 +0000
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/3fc5905f2bec

8232724: Remove indirection with calling JNU_NewStringPlatform
Reviewed-by: dholmes, clanger

! src/hotspot/share/classfile/javaClasses.cpp
! src/hotspot/share/include/jvm.h
! src/java.base/share/native/libjava/jni_util.c
! src/java.base/share/native/libjava/jni_util.h