[13] RFR (S): 8223171: Redundant nmethod dependencies for effectively final methods

[Vladimir Ivanov]

http://cr.openjdk.java.net/~vlivanov/8223171/webrev.00/
https://bugs.openjdk.java.net/browse/JDK-8223171

Both C1 & C2 may register redundant nmethod dependencies (which (always 
hold). For example, for instance methods on final classes.

Moreover, C2 does add dependencies for private methods.

The patch enhances the checks and unify them between C1 & C2.

Testing: tier1-4

Best regards,
Vladimir Ivanov