hg: jdk/jdk11: 8207235: ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class) throws NPE

[claes.redestad at oracle.com]

Changeset: c36ca9d88f54
Author:    redestad
Date:      2018-07-13 18:39 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk11/rev/c36ca9d88f54

8207235: ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class) throws NPE
Reviewed-by: alanb

! src/java.base/share/classes/java/nio/Bits.java
! src/java.base/share/classes/java/nio/Buffer.java
! src/java.base/share/classes/jdk/internal/misc/SharedSecrets.java