hg: jdk-updates/jdk11u: 8210810: Escaped character at specific position in argument file is not handled properly

[henry.jen at oracle.com]

Changeset: 39ce13e10fe4
Author:    henryjen
Date:      2018-09-28 13:15 -0700
URL:       http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/39ce13e10fe4

8210810: Escaped character at specific position in argument file is not handled properly
Reviewed-by: alanb
Contributed-by: Bo Zhang <zhangbodut at gmail.com>

! src/java.base/share/native/libjli/args.c
! test/jdk/tools/launcher/ArgFileSyntax.java