8135097: Unmap failure for executable memory on windows
Summary: Use 'pd_release_memory' for executable memory in os::pd_unmap_memory().
Reviewed-by: iklam, coleenp
8134641: CodelistTest.java fails with sun.misc.Unsafe.getUnsafe
Summary: Excluding lines containing sun.misc.Unsafe.getUnsafe from the test input as getUnsafe is hidden from reflection
Reviewed-by: sla