hg: jdk/jdk: 8196990: Resolve disabled warnings for libjli

[srinivas.dama at oracle.com]

Changeset: 1476689320e0
Author:    sdama
Date:      2018-06-08 21:06 +0530
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/1476689320e0

8196990: Resolve disabled warnings for libjli
Summary: initialized uninitialzed data to avoid maybe-uninitialized warnings from gcc
Reviewed-by: jlaskey

! make/lib/CoreLibraries.gmk
! src/java.base/share/native/libjli/args.c