hg: jdk9/hs-gc/hotspot: 8047821: G1 Does not use the save_marks functionality as intended

[mikael.gerdin at oracle.com]

Changeset: a326a6240e90
Author:    mgerdin
Date:      2014-06-26 10:00 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-gc/hotspot/rev/a326a6240e90

8047821: G1 Does not use the save_marks functionality as intended
Summary: Rename save_marks to record_top_and_timestamp and remove som unused but related methods
Reviewed-by: stefank, ehelin

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/heapRegion.cpp
! src/share/vm/gc_implementation/g1/heapRegion.hpp