hg: jdk/jdk: 8204861: fix for 8196993 has broken the build on linux

[srinivas.dama at oracle.com]

Changeset: 99f4d3b6d487
Author:    sdama
Date:      2018-06-12 18:30 +0530
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/99f4d3b6d487

8204861: fix for 8196993 has broken the build on linux
Summary: undo the changes done for 8196993
Reviewed-by: stefank, shade

! make/launcher/Launcher-jdk.pack.gmk
! src/jdk.pack/share/native/common-unpack/unpack.cpp
! src/jdk.pack/share/native/common-unpack/zip.cpp