hg: jdk/jdk: 8066709: Make some JDK system properties read only

[roger.riggs at oracle.com]

Changeset: fa1e04811ff6
Author:    rriggs
Date:      2018-06-27 09:36 -0400
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/fa1e04811ff6

8066709: Make some JDK system properties read only
Reviewed-by: lancea, sundar, bchristi, weijun, mchung, alanb, mullan

! src/java.base/linux/classes/sun/nio/fs/LinuxFileSystemProvider.java
! src/java.base/macosx/classes/sun/nio/fs/MacOSXFileSystemProvider.java
! src/java.base/share/classes/java/lang/System.java
! src/java.base/share/classes/java/net/SocksSocketImpl.java
! src/java.base/share/classes/java/security/Security.java
! src/java.base/share/classes/java/time/zone/TzdbZoneRulesProvider.java
! src/java.base/share/classes/java/util/Currency.java
! src/java.base/share/classes/java/util/TimeZone.java
! src/java.base/share/classes/javax/crypto/JceSecurity.java.template
! src/java.base/share/classes/jdk/internal/loader/BootLoader.java
! src/java.base/share/classes/jdk/internal/module/SystemModuleFinders.java
+ src/java.base/share/classes/jdk/internal/util/StaticProperty.java
! src/java.base/share/classes/sun/net/NetProperties.java
! src/java.base/share/classes/sun/net/www/MimeTable.java
! src/java.base/share/classes/sun/net/www/protocol/mailto/MailToURLConnection.java
! src/java.base/share/classes/sun/security/provider/PolicyFile.java
! src/java.base/share/classes/sun/security/provider/SunEntries.java
! src/java.base/share/classes/sun/security/util/AnchorCertificates.java
! src/java.base/share/classes/sun/security/util/UntrustedCertificates.java
! src/java.base/share/classes/sun/util/calendar/ZoneInfoFile.java
! src/java.base/solaris/classes/sun/nio/fs/SolarisFileSystemProvider.java
! src/java.base/unix/classes/java/io/UnixFileSystem.java
! src/java.base/unix/classes/java/lang/ProcessImpl.java
! src/java.base/unix/classes/sun/nio/fs/UnixFileStore.java
! src/java.base/windows/classes/sun/nio/fs/WindowsFileSystemProvider.java