8005857: assert in GC_locker from PSOldGen::expand with -XX:+PrintGCDetails and Verbose Summary: Use GC_locker::is_active_and_needs_gc() instead of GC_locker::is_active() for providing information about the reason of heap expansion. Reviewed-by: jmasa, johnc

os_family = linux

arch = sparc

arch_model = sparc

os_arch = linux_sparc

os_arch_model = linux_sparc

lib_arch = sparcv9

compiler = gcc

sysdefs = -DLINUX -D_GNU_SOURCE -DSPARC