Change G1 flag names to be more consistent and disable some in 'product' mode. Reviewed-by: tonyp, iveresov
6720334: G1: don't update RSets of collection set regions during an evacuation pause Introduced a deferred update mechanism for delaying the rset updates during the collection pause Reviewed-by: apetrusenko, tonyp
First mercurial integration of the code for the Garbage-First garbage collector. Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr