8190359: Reduce the number of recorded klass dependencies Summary: Skip recording dependencies to non-anonymous classes loaded by builtin class loaders. Reviewed-by: iklam, coleenp, lfoltan

6909265: assert(_OnDeck != Self->_MutexEvent,"invariant") with -XX:+PrintMallocFree Summary: Convert to logging without thread locking Reviewed-by: dholmes, zgu, hseigel

8194990: 3 Null pointer dereference defect groups related to CodeCache::find_blob_unsafe() Reviewed-by: kvn

8194987: Null pointer dereference in escape.cpp related to Node::find_out_with() Reviewed-by: kvn