hg: jdk8u/jdk8u/jdk: 8267545: [8u] Enable Xcode 12 builds on macOS

[paul.hohensee at gmail.com]

Changeset: 9f55d69c13a7
Author:    phh
Date:      2021-06-09 21:46 +0000
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/9f55d69c13a7

8267545: [8u] Enable Xcode 12 builds on macOS
Summary: Makefile and source code patches to enable Xcode 12 builds
Reviewed-by: simonis, andrew
Contributed-by: benty at amazon.com, hohensee at amazon.com

! make/lib/CoreLibraries.gmk
! src/macosx/native/apple/applescript/AppleScriptExecutionContext.m
! src/macosx/native/sun/osxapp/ThreadUtilities.h
! src/share/native/sun/misc/URLClassPath.c