hg: jdk/sandbox: checkpoint bit pattern

[markus.gronlund at oracle.com]

Changeset: 562f598d303c
Author:    mgronlun
Date:      2019-08-26 17:59 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/562f598d303c

checkpoint bit pattern

! src/hotspot/share/jfr/recorder/checkpoint/jfrCheckpointManager.cpp
! src/hotspot/share/jfr/recorder/checkpoint/jfrCheckpointManager.hpp
! src/hotspot/share/jfr/recorder/checkpoint/jfrCheckpointWriter.cpp
! src/hotspot/share/jfr/recorder/checkpoint/jfrCheckpointWriter.hpp
! src/hotspot/share/jfr/recorder/checkpoint/types/jfrTypeManager.cpp
! src/hotspot/share/jfr/recorder/checkpoint/types/jfrTypeManager.hpp
! src/hotspot/share/jfr/recorder/repository/jfrChunkWriter.cpp
! src/hotspot/share/jfr/recorder/storage/jfrMemorySpace.hpp
! src/hotspot/share/jfr/utilities/jfrDoublyLinkedList.hpp
! src/hotspot/share/jfr/utilities/jfrTypes.hpp