hg: jdk-updates/jdk11u-dev: 8218935: Make jfr strncpy uses GCC 8.x friendly

[christoph.langer at sap.com]

Changeset: a0fe83b40d82
Author:    mikael
Date:      2019-02-14 15:17 -0800
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/a0fe83b40d82

8218935: Make jfr strncpy uses GCC 8.x friendly
Reviewed-by: clanger

! src/hotspot/share/jfr/recorder/checkpoint/types/jfrThreadGroup.cpp
! src/hotspot/share/jfr/recorder/repository/jfrChunkState.cpp
! src/hotspot/share/jfr/recorder/repository/jfrRepository.cpp