hg: panama/panama/jdk: Introducing: Pointer.isNull()

[mikael.vidstedt at oracle.com]

Changeset: d13fbade85fc
Author:    mikael
Date:      2016-11-02 11:07 -0700
URL:       http://hg.openjdk.java.net/panama/panama/jdk/rev/d13fbade85fc

Introducing: Pointer.isNull()

! src/java.base/share/classes/java/nicl/RuntimeSupport.java
! src/java.base/share/classes/java/nicl/types/Pointer.java
! src/java.base/share/classes/jdk/internal/nicl/UpcallHandler.java
! src/java.base/share/classes/jdk/internal/nicl/types/BoundedPointer.java