hg: jdk10/hs/hotspot: 8179018: Remove obsoleted one X options from JDK 10

[harold.seigel at oracle.com]

Changeset: 681389dce7a6
Author:    hseigel
Date:      2017-07-24 09:32 -0400
URL:       http://hg.openjdk.java.net/jdk10/hs/hotspot/rev/681389dce7a6

8179018: Remove obsoleted one X options from JDK 10
Summary: Remove the obsoleted options
Reviewed-by: zgu, coleenp, gtriantafill

! src/share/vm/runtime/arguments.cpp
! test/runtime/CommandLine/TestNullTerminatedFlags.java