Request for reviews (S): 6979458: VM crashes when -XX:ObjectAlignmentInBytes is too big

[Vladimir Kozlov]

http://cr.openjdk.java.net/~kvn/6979458/webrev

Fixed 6979458: VM crashes when -XX:ObjectAlignmentInBytes is too big

ObjectAlignmentInBytes should not be larger then
default page size used by VM. Set upper limit 256
for ObjectAlignmentInBytes value.