8164936: G1 age table printout contains contents from previous GC Summary: Split tenuring threshold update and printing into two separate parts so that they can be used independently. Reviewed-by: jmasa, sangheki

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.hgtip
^.bridge2
^.jib/
.DS_Store
.metadata/
.recommenders/