7070061: Adjust Hotspot make/jprt.properties for new JDK8 settings
Summary: Fix so the JPRT can build with -release jdk8 now
Reviewed-by: ohair
os_family = linux
arch = arm
arch_model = arm
os_arch = linux_arm
os_arch_model = linux_arm
lib_arch = arm
compiler = gcc
gnu_dis_arch = arm
sysdefs = -DLINUX -D_GNU_SOURCE -DARM