8008405: Now that metafactory is in place, add javac lambda serialization tests
Summary: Tests part of original langtools serialization review.
Reviewed-by: mcimadamore
1 TargetType16.java:23:9: compiler.err.ref.ambiguous: m, kindname.method, m(TargetType16.SAM1), TargetType16, kindname.method, <T>m(TargetType16.SAM2<T>), TargetType16