hg: jdk/sandbox: Remove libjsig mapfile.

[magnus.ihse.bursie at oracle.com]

Changeset: 39286667d14e
Author:    ihse
Date:      2018-02-13 14:07 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/39286667d14e

Remove libjsig mapfile.

! make/hotspot/lib/CompileLibjsig.gmk
- make/mapfiles/libjsig/mapfile-vers-solaris
! src/java.base/aix/native/libjsig/jsig.c
! src/java.base/linux/native/libjsig/jsig.c
! src/java.base/macosx/native/libjsig/jsig.c
! src/java.base/solaris/native/libjsig/jsig.c