hg: jdk/submit: 8196803: Fix build warnings in jdk libraries with Xcode 9

[erik.joelsson at oracle.com]

Changeset: 54f355e65415
Author:    erikj
Date:      2018-02-06 10:12 -0800
URL:       http://hg.openjdk.java.net/jdk/submit/rev/54f355e65415

8196803: Fix build warnings in jdk libraries with Xcode 9
Reviewed-by: tbell, ihse

! make/autoconf/flags.m4
! make/autoconf/lib-bundled.m4
! make/autoconf/spec.gmk.in
! make/lib/Awt2dLibraries.gmk
! make/lib/CoreLibraries.gmk
! make/lib/Lib-java.instrument.gmk
! make/lib/LibCommon.gmk
! src/java.desktop/macosx/native/libosxapp/NSApplicationAWT.m