git: openjdk/jdk: 8257072: ZGC: Rename roots iterators

[Per Liden]

Changeset: b823ad92
Author:    Per Liden <pliden at openjdk.org>
Date:      2020-11-26 09:54:19 +0000
URL:       https://github.com/openjdk/jdk/commit/b823ad92

8257072: ZGC: Rename roots iterators

Reviewed-by: ayang, stefank

! src/hotspot/share/gc/z/zHeap.cpp
! src/hotspot/share/gc/z/zHeapIterator.cpp
! src/hotspot/share/gc/z/zHeapIterator.hpp
! src/hotspot/share/gc/z/zMark.cpp
! src/hotspot/share/gc/z/zRootsIterator.cpp
! src/hotspot/share/gc/z/zRootsIterator.hpp
! src/hotspot/share/gc/z/zVerify.cpp
! src/hotspot/share/gc/z/zVerify.hpp
! src/hotspot/share/gc/z/zWeakRootsProcessor.cpp
! src/hotspot/share/gc/z/zWeakRootsProcessor.hpp