[GC] Removed high priority marking from mark_special() in the GC, as it didn't do anything particularly interesting with a stop-the-world collector.
[GC] Removed high priority marking from mark_special() in the GC, as it didn't
do anything particularly interesting with a stop-the-world collector.

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@41486 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot