8140485: Class load and creation cleanup
Reviewed-by: hseigel, coleenp, sspitsyn

8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
Reviewed-by: coleenp, bharadwaj, minqi

7200776: Implement default methods in interfaces
Summary: Add generic type analysis and default method selection algorithms
Reviewed-by: coleenp, acorn